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Finding the Fourth Proportional to 404,005.20, 606,007.80 and 123,522.45

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Solution

The fourth proportional to 404,005.20, 606,007.80 and 123,522.45 is: 185,283.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,005.20 : 606,007.80 = 123,522.45 : x
  2. Step 2: Convert to fraction form
    404,005.20/606,007.80 = 123,522.45/x
  3. Step 3: Cross multiply
    404,005.20x = 606,007.80 × 123,522.45
  4. Step 4: Simplify right side
    404,005.20x = 74,855,568,175.11
  5. Step 5: Solve for x
    x = 74,855,568,175.11/404,005.20
  6. Step 6: Final answer
    x = 185,283.68

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