Finding the Fourth Proportional to 59,385.16, 81,949.55 and 35,499.48

Step by Step Solution

1. Step 1: Write the proportion equation
   59,385.16 : 81,949.55 = 35,499.48 : x
2. Step 2: Convert to fraction form
   59,385.16/81,949.55 = 35,499.48/x
3. Step 3: Cross multiply
   59,385.16x = 81,949.55 × 35,499.48
4. Step 4: Simplify right side
   59,385.16x = 2,909,166,411.23
5. Step 5: Solve for x
   x = 2,909,166,411.23/59,385.16
6. Step 6: Final answer
   x = 48,988.10