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Finding the Fourth Proportional to 424,469.53, 636,485.19 and 124,911.21

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Solution

The fourth proportional to 424,469.53, 636,485.19 and 124,911.21 is: 187,302.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,469.53 : 636,485.19 = 124,911.21 : x
  2. Step 2: Convert to fraction form
    424,469.53/636,485.19 = 124,911.21/x
  3. Step 3: Cross multiply
    424,469.53x = 636,485.19 × 124,911.21
  4. Step 4: Simplify right side
    424,469.53x = 79,504,135,229.98
  5. Step 5: Solve for x
    x = 79,504,135,229.98/424,469.53
  6. Step 6: Final answer
    x = 187,302.34

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