Finding the Fourth Proportional to 72,280.83, 108,431.33 and 32,847.87

Step by Step Solution

1. Step 1: Write the proportion equation
   72,280.83 : 108,431.33 = 32,847.87 : x
2. Step 2: Convert to fraction form
   72,280.83/108,431.33 = 32,847.87/x
3. Step 3: Cross multiply
   72,280.83x = 108,431.33 × 32,847.87
4. Step 4: Simplify right side
   72,280.83x = 3,561,738,067.53
5. Step 5: Solve for x
   x = 3,561,738,067.53/72,280.83
6. Step 6: Final answer
   x = 49,276.39