Finding the Fourth Proportional to 72,059.50, 99,434.56 and 41,838.92

Step by Step Solution

1. Step 1: Write the proportion equation
   72,059.50 : 99,434.56 = 41,838.92 : x
2. Step 2: Convert to fraction form
   72,059.50/99,434.56 = 41,838.92/x
3. Step 3: Cross multiply
   72,059.50x = 99,434.56 × 41,838.92
4. Step 4: Simplify right side
   72,059.50x = 4,160,234,601.08
5. Step 5: Solve for x
   x = 4,160,234,601.08/72,059.50
6. Step 6: Final answer
   x = 57,733.33