Finding the Fourth Proportional to 59,777.61, 82,520.48 and 42,561.14

Step by Step Solution

1. Step 1: Write the proportion equation
   59,777.61 : 82,520.48 = 42,561.14 : x
2. Step 2: Convert to fraction form
   59,777.61/82,520.48 = 42,561.14/x
3. Step 3: Cross multiply
   59,777.61x = 82,520.48 × 42,561.14
4. Step 4: Simplify right side
   59,777.61x = 3,512,165,076.74
5. Step 5: Solve for x
   x = 3,512,165,076.74/59,777.61
6. Step 6: Final answer
   x = 58,753.86