Finding the Third Proportional to 59,625 and 80,689.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,625 : 80,689.50 = 80,689.50 : x
2. Step 2: Convert to fraction form
   59,625/80,689.50 = 80,689.50/x
3. Step 3: Cross multiply
   59,625x = 80,689.50 × 80,689.50
4. Step 4: Simplify right side
   59,625x = 6,510,795,410.25
5. Step 5: Solve for x
   x = 6,510,795,410.25/59,625
6. Step 6: Final answer
   x = 109,195.73