Finding the Fourth Proportional to 83,168.75, 114,773.69 and 45,443

Step by Step Solution

1. Step 1: Write the proportion equation
   83,168.75 : 114,773.69 = 45,443 : x
2. Step 2: Convert to fraction form
   83,168.75/114,773.69 = 45,443/x
3. Step 3: Cross multiply
   83,168.75x = 114,773.69 × 45,443
4. Step 4: Simplify right side
   83,168.75x = 5,215,660,567.46
5. Step 5: Solve for x
   x = 5,215,660,567.46/83,168.75
6. Step 6: Final answer
   x = 62,711.78