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Finding the Fourth Proportional to 29,298.16, 43,947.32 and 7,111.44

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Solution

The fourth proportional to 29,298.16, 43,947.32 and 7,111.44 is: 10,667.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,298.16 : 43,947.32 = 7,111.44 : x
  2. Step 2: Convert to fraction form
    29,298.16/43,947.32 = 7,111.44/x
  3. Step 3: Cross multiply
    29,298.16x = 43,947.32 × 7,111.44
  4. Step 4: Simplify right side
    29,298.16x = 312,528,729.34
  5. Step 5: Solve for x
    x = 312,528,729.34/29,298.16
  6. Step 6: Final answer
    x = 10,667.18

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