Finding the Fourth Proportional to 81,411.87, 112,347.72 and 45,602.22

Step by Step Solution

1. Step 1: Write the proportion equation
   81,411.87 : 112,347.72 = 45,602.22 : x
2. Step 2: Convert to fraction form
   81,411.87/112,347.72 = 45,602.22/x
3. Step 3: Cross multiply
   81,411.87x = 112,347.72 × 45,602.22
4. Step 4: Simplify right side
   81,411.87x = 5,123,305,443.94
5. Step 5: Solve for x
   x = 5,123,305,443.94/81,411.87
6. Step 6: Final answer
   x = 62,930.69