Finding the Fourth Proportional to 81,571.74, 112,567.23 and 45,761.10

Step by Step Solution

1. Step 1: Write the proportion equation
   81,571.74 : 112,567.23 = 45,761.10 : x
2. Step 2: Convert to fraction form
   81,571.74/112,567.23 = 45,761.10/x
3. Step 3: Cross multiply
   81,571.74x = 112,567.23 × 45,761.10
4. Step 4: Simplify right side
   81,571.74x = 5,151,200,268.75
5. Step 5: Solve for x
   x = 5,151,200,268.75/81,571.74
6. Step 6: Final answer
   x = 63,149.32