Finding the Third Proportional to 59,515.59 and 80,738.44

Step by Step Solution

1. Step 1: Write the proportion equation
   59,515.59 : 80,738.44 = 80,738.44 : x
2. Step 2: Convert to fraction form
   59,515.59/80,738.44 = 80,738.44/x
3. Step 3: Cross multiply
   59,515.59x = 80,738.44 × 80,738.44
4. Step 4: Simplify right side
   59,515.59x = 6,518,695,289.94
5. Step 5: Solve for x
   x = 6,518,695,289.94/59,515.59
6. Step 6: Final answer
   x = 109,529.20