Finding the Fourth Proportional to 83,118.78, 114,703.29 and 45,393

Step by Step Solution

1. Step 1: Write the proportion equation
   83,118.78 : 114,703.29 = 45,393 : x
2. Step 2: Convert to fraction form
   83,118.78/114,703.29 = 45,393/x
3. Step 3: Cross multiply
   83,118.78x = 114,703.29 × 45,393
4. Step 4: Simplify right side
   83,118.78x = 5,206,726,442.97
5. Step 5: Solve for x
   x = 5,206,726,442.97/83,118.78
6. Step 6: Final answer
   x = 62,642.00