Finding the Fourth Proportional to 81,562.12, 112,560.87 and 45,754.36

Step by Step Solution

1. Step 1: Write the proportion equation
   81,562.12 : 112,560.87 = 45,754.36 : x
2. Step 2: Convert to fraction form
   81,562.12/112,560.87 = 45,754.36/x
3. Step 3: Cross multiply
   81,562.12x = 112,560.87 × 45,754.36
4. Step 4: Simplify right side
   81,562.12x = 5,150,150,567.89
5. Step 5: Solve for x
   x = 5,150,150,567.89/81,562.12
6. Step 6: Final answer
   x = 63,143.90