Finding the Fourth Proportional to 59,879.42, 82,641.30 and 49,790.52

Step by Step Solution

1. Step 1: Write the proportion equation
   59,879.42 : 82,641.30 = 49,790.52 : x
2. Step 2: Convert to fraction form
   59,879.42/82,641.30 = 49,790.52/x
3. Step 3: Cross multiply
   59,879.42x = 82,641.30 × 49,790.52
4. Step 4: Simplify right side
   59,879.42x = 4,114,753,300.48
5. Step 5: Solve for x
   x = 4,114,753,300.48/59,879.42
6. Step 6: Final answer
   x = 68,717.32