Finding the Fourth Proportional to 62,983.56, 86,917.32 and 34,689.27

Step by Step Solution

1. Step 1: Write the proportion equation
   62,983.56 : 86,917.32 = 34,689.27 : x
2. Step 2: Convert to fraction form
   62,983.56/86,917.32 = 34,689.27/x
3. Step 3: Cross multiply
   62,983.56x = 86,917.32 × 34,689.27
4. Step 4: Simplify right side
   62,983.56x = 3,015,098,381.16
5. Step 5: Solve for x
   x = 3,015,098,381.16/62,983.56
6. Step 6: Final answer
   x = 47,871.20