Finding the Fourth Proportional to 59,143.77, 88,615.42 and 35,721

Step by Step Solution

1. Step 1: Write the proportion equation
   59,143.77 : 88,615.42 = 35,721 : x
2. Step 2: Convert to fraction form
   59,143.77/88,615.42 = 35,721/x
3. Step 3: Cross multiply
   59,143.77x = 88,615.42 × 35,721
4. Step 4: Simplify right side
   59,143.77x = 3,165,431,328.52
5. Step 5: Solve for x
   x = 3,165,431,328.52/59,143.77
6. Step 6: Final answer
   x = 53,520.96