Finding the Third Proportional to 40,915.13 and 89,120.25

Step by Step Solution

1. Step 1: Write the proportion equation
   40,915.13 : 89,120.25 = 89,120.25 : x
2. Step 2: Convert to fraction form
   40,915.13/89,120.25 = 89,120.25/x
3. Step 3: Cross multiply
   40,915.13x = 89,120.25 × 89,120.25
4. Step 4: Simplify right side
   40,915.13x = 7,942,418,960.06
5. Step 5: Solve for x
   x = 7,942,418,960.06/40,915.13
6. Step 6: Final answer
   x = 194,119.39