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Finding the Fourth Proportional to 22,950.54, 34,435.59 and 12,962.78

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Solution

The fourth proportional to 22,950.54, 34,435.59 and 12,962.78 is: 19,449.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,950.54 : 34,435.59 = 12,962.78 : x
  2. Step 2: Convert to fraction form
    22,950.54/34,435.59 = 12,962.78/x
  3. Step 3: Cross multiply
    22,950.54x = 34,435.59 × 12,962.78
  4. Step 4: Simplify right side
    22,950.54x = 446,380,805.16
  5. Step 5: Solve for x
    x = 446,380,805.16/22,950.54
  6. Step 6: Final answer
    x = 19,449.69

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