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Finding the Fourth Proportional to 8,295.84, 12,439.44 and 3,912.12

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Solution

The fourth proportional to 8,295.84, 12,439.44 and 3,912.12 is: 5,866.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295.84 : 12,439.44 = 3,912.12 : x
  2. Step 2: Convert to fraction form
    8,295.84/12,439.44 = 3,912.12/x
  3. Step 3: Cross multiply
    8,295.84x = 12,439.44 × 3,912.12
  4. Step 4: Simplify right side
    8,295.84x = 48,664,582.01
  5. Step 5: Solve for x
    x = 48,664,582.01/8,295.84
  6. Step 6: Final answer
    x = 5,866.14

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