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Finding the Fourth Proportional to 2,368.56, 3,552.36 and 636.78

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Solution

The fourth proportional to 2,368.56, 3,552.36 and 636.78 is: 955.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.56 : 3,552.36 = 636.78 : x
  2. Step 2: Convert to fraction form
    2,368.56/3,552.36 = 636.78/x
  3. Step 3: Cross multiply
    2,368.56x = 3,552.36 × 636.78
  4. Step 4: Simplify right side
    2,368.56x = 2,262,071.80
  5. Step 5: Solve for x
    x = 2,262,071.80/2,368.56
  6. Step 6: Final answer
    x = 955.04

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