Finding the Third Proportional to 9,724.50 and 13,761

Step by Step Solution

1. Step 1: Write the proportion equation
   9,724.50 : 13,761 = 13,761 : x
2. Step 2: Convert to fraction form
   9,724.50/13,761 = 13,761/x
3. Step 3: Cross multiply
   9,724.50x = 13,761 × 13,761
4. Step 4: Simplify right side
   9,724.50x = 189,365,121
5. Step 5: Solve for x
   x = 189,365,121/9,724.50
6. Step 6: Final answer
   x = 19,472.99