Finding the Fourth Proportional to 81,359.30, 112,262.88 and 45,550.82

Step by Step Solution

1. Step 1: Write the proportion equation
   81,359.30 : 112,262.88 = 45,550.82 : x
2. Step 2: Convert to fraction form
   81,359.30/112,262.88 = 45,550.82/x
3. Step 3: Cross multiply
   81,359.30x = 112,262.88 × 45,550.82
4. Step 4: Simplify right side
   81,359.30x = 5,113,666,239.56
5. Step 5: Solve for x
   x = 5,113,666,239.56/81,359.30
6. Step 6: Final answer
   x = 62,852.88