Finding the Fourth Proportional to 83,375.50, 115,057.50 and 45,134.27

Step by Step Solution

1. Step 1: Write the proportion equation
   83,375.50 : 115,057.50 = 45,134.27 : x
2. Step 2: Convert to fraction form
   83,375.50/115,057.50 = 45,134.27/x
3. Step 3: Cross multiply
   83,375.50x = 115,057.50 × 45,134.27
4. Step 4: Simplify right side
   83,375.50x = 5,193,036,270.53
5. Step 5: Solve for x
   x = 5,193,036,270.53/83,375.50
6. Step 6: Final answer
   x = 62,284.92