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Finding the Fourth Proportional to 412,880.09, 619,321.10 and 113,364.77

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Solution

The fourth proportional to 412,880.09, 619,321.10 and 113,364.77 is: 170,047.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,880.09 : 619,321.10 = 113,364.77 : x
  2. Step 2: Convert to fraction form
    412,880.09/619,321.10 = 113,364.77/x
  3. Step 3: Cross multiply
    412,880.09x = 619,321.10 × 113,364.77
  4. Step 4: Simplify right side
    412,880.09x = 70,209,190,394.22
  5. Step 5: Solve for x
    x = 70,209,190,394.22/412,880.09
  6. Step 6: Final answer
    x = 170,047.41

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