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Finding the Fourth Proportional to 605,030.80, 907,546.20 and 559,411.60

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Solution

The fourth proportional to 605,030.80, 907,546.20 and 559,411.60 is: 839,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,030.80 : 907,546.20 = 559,411.60 : x
  2. Step 2: Convert to fraction form
    605,030.80/907,546.20 = 559,411.60/x
  3. Step 3: Cross multiply
    605,030.80x = 907,546.20 × 559,411.60
  4. Step 4: Simplify right side
    605,030.80x = 507,691,871,815.92
  5. Step 5: Solve for x
    x = 507,691,871,815.92/605,030.80
  6. Step 6: Final answer
    x = 839,117.40

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