Finding the Fourth Proportional to 59,046.82, 81,513.69 and 40,911.30

Step by Step Solution

1. Step 1: Write the proportion equation
   59,046.82 : 81,513.69 = 40,911.30 : x
2. Step 2: Convert to fraction form
   59,046.82/81,513.69 = 40,911.30/x
3. Step 3: Cross multiply
   59,046.82x = 81,513.69 × 40,911.30
4. Step 4: Simplify right side
   59,046.82x = 3,334,831,025.70
5. Step 5: Solve for x
   x = 3,334,831,025.70/59,046.82
6. Step 6: Final answer
   x = 56,477.74