Finding the Third Proportional to 3,520.88 and 7,750.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,520.88 : 7,750.50 = 7,750.50 : x
2. Step 2: Convert to fraction form
   3,520.88/7,750.50 = 7,750.50/x
3. Step 3: Cross multiply
   3,520.88x = 7,750.50 × 7,750.50
4. Step 4: Simplify right side
   3,520.88x = 60,070,250.25
5. Step 5: Solve for x
   x = 60,070,250.25/3,520.88
6. Step 6: Final answer
   x = 17,061.17