Finding the Fourth Proportional to 108,216.41, 149,336.04 and 59,155.85

Step by Step Solution

1. Step 1: Write the proportion equation
   108,216.41 : 149,336.04 = 59,155.85 : x
2. Step 2: Convert to fraction form
   108,216.41/149,336.04 = 59,155.85/x
3. Step 3: Cross multiply
   108,216.41x = 149,336.04 × 59,155.85
4. Step 4: Simplify right side
   108,216.41x = 8,834,100,381.83
5. Step 5: Solve for x
   x = 8,834,100,381.83/108,216.41
6. Step 6: Final answer
   x = 81,633.65