Finding the Third Proportional to 41,121.98 and 89,680.78

Step by Step Solution

1. Step 1: Write the proportion equation
   41,121.98 : 89,680.78 = 89,680.78 : x
2. Step 2: Convert to fraction form
   41,121.98/89,680.78 = 89,680.78/x
3. Step 3: Cross multiply
   41,121.98x = 89,680.78 × 89,680.78
4. Step 4: Simplify right side
   41,121.98x = 8,042,642,525.61
5. Step 5: Solve for x
   x = 8,042,642,525.61/41,121.98
6. Step 6: Final answer
   x = 195,580.12