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Finding the Fourth Proportional to 418,710.69, 628,051.41 and 119,192.94

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Solution

The fourth proportional to 418,710.69, 628,051.41 and 119,192.94 is: 178,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,710.69 : 628,051.41 = 119,192.94 : x
  2. Step 2: Convert to fraction form
    418,710.69/628,051.41 = 119,192.94/x
  3. Step 3: Cross multiply
    418,710.69x = 628,051.41 × 119,192.94
  4. Step 4: Simplify right side
    418,710.69x = 74,859,294,029.05
  5. Step 5: Solve for x
    x = 74,859,294,029.05/418,710.69
  6. Step 6: Final answer
    x = 178,785.25

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