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Finding the Fourth Proportional to 228,599.44, 315,460.28 and 126,620.88

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Solution

The fourth proportional to 228,599.44, 315,460.28 and 126,620.88 is: 174,732.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,599.44 : 315,460.28 = 126,620.88 : x
  2. Step 2: Convert to fraction form
    228,599.44/315,460.28 = 126,620.88/x
  3. Step 3: Cross multiply
    228,599.44x = 315,460.28 × 126,620.88
  4. Step 4: Simplify right side
    228,599.44x = 39,943,858,258.65
  5. Step 5: Solve for x
    x = 39,943,858,258.65/228,599.44
  6. Step 6: Final answer
    x = 174,732.97

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