Finding the Third Proportional to 59,621.91 and 80,962.03

Step by Step Solution

1. Step 1: Write the proportion equation
   59,621.91 : 80,962.03 = 80,962.03 : x
2. Step 2: Convert to fraction form
   59,621.91/80,962.03 = 80,962.03/x
3. Step 3: Cross multiply
   59,621.91x = 80,962.03 × 80,962.03
4. Step 4: Simplify right side
   59,621.91x = 6,554,850,504.13
5. Step 5: Solve for x
   x = 6,554,850,504.13/59,621.91
6. Step 6: Final answer
   x = 109,940.30