Finding the Fourth Proportional to 83,025.38, 114,441.18 and 56,158.09

Step by Step Solution

1. Step 1: Write the proportion equation
   83,025.38 : 114,441.18 = 56,158.09 : x
2. Step 2: Convert to fraction form
   83,025.38/114,441.18 = 56,158.09/x
3. Step 3: Cross multiply
   83,025.38x = 114,441.18 × 56,158.09
4. Step 4: Simplify right side
   83,025.38x = 6,426,798,086.15
5. Step 5: Solve for x
   x = 6,426,798,086.15/83,025.38
6. Step 6: Final answer
   x = 77,407.63