Finding the Fourth Proportional to 59,139.60, 88,752.60 and 41,643.60

Step by Step Solution

1. Step 1: Write the proportion equation
   59,139.60 : 88,752.60 = 41,643.60 : x
2. Step 2: Convert to fraction form
   59,139.60/88,752.60 = 41,643.60/x
3. Step 3: Cross multiply
   59,139.60x = 88,752.60 × 41,643.60
4. Step 4: Simplify right side
   59,139.60x = 3,695,977,773.36
5. Step 5: Solve for x
   x = 3,695,977,773.36/59,139.60
6. Step 6: Final answer
   x = 62,495.82