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Finding the Fourth Proportional to 1,047,679.60, 1,569,186.60 and 907,711.60

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Solution

The fourth proportional to 1,047,679.60, 1,569,186.60 and 907,711.60 is: 1,359,546.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,679.60 : 1,569,186.60 = 907,711.60 : x
  2. Step 2: Convert to fraction form
    1,047,679.60/1,569,186.60 = 907,711.60/x
  3. Step 3: Cross multiply
    1,047,679.60x = 1,569,186.60 × 907,711.60
  4. Step 4: Simplify right side
    1,047,679.60x = 1,424,368,879,384.56
  5. Step 5: Solve for x
    x = 1,424,368,879,384.56/1,047,679.60
  6. Step 6: Final answer
    x = 1,359,546.26

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