Finding the Fourth Proportional to 62,662.64, 86,489.52 and 42,553.04

Step by Step Solution

1. Step 1: Write the proportion equation
   62,662.64 : 86,489.52 = 42,553.04 : x
2. Step 2: Convert to fraction form
   62,662.64/86,489.52 = 42,553.04/x
3. Step 3: Cross multiply
   62,662.64x = 86,489.52 × 42,553.04
4. Step 4: Simplify right side
   62,662.64x = 3,680,392,004.14
5. Step 5: Solve for x
   x = 3,680,392,004.14/62,662.64
6. Step 6: Final answer
   x = 58,733.43