Finding the Fourth Proportional to 81,342.50, 112,247.17 and 45,041.33

Step by Step Solution

1. Step 1: Write the proportion equation
   81,342.50 : 112,247.17 = 45,041.33 : x
2. Step 2: Convert to fraction form
   81,342.50/112,247.17 = 45,041.33/x
3. Step 3: Cross multiply
   81,342.50x = 112,247.17 × 45,041.33
4. Step 4: Simplify right side
   81,342.50x = 5,055,761,993.55
5. Step 5: Solve for x
   x = 5,055,761,993.55/81,342.50
6. Step 6: Final answer
   x = 62,154.01