Finding the Fourth Proportional to 80,896.72, 121,373.88 and 41,472.40

Step by Step Solution

1. Step 1: Write the proportion equation
   80,896.72 : 121,373.88 = 41,472.40 : x
2. Step 2: Convert to fraction form
   80,896.72/121,373.88 = 41,472.40/x
3. Step 3: Cross multiply
   80,896.72x = 121,373.88 × 41,472.40
4. Step 4: Simplify right side
   80,896.72x = 5,033,666,100.91
5. Step 5: Solve for x
   x = 5,033,666,100.91/80,896.72
6. Step 6: Final answer
   x = 62,223.36