Finding the Third Proportional to 4,715.72 and 9,738.98

Step by Step Solution

1. Step 1: Write the proportion equation
   4,715.72 : 9,738.98 = 9,738.98 : x
2. Step 2: Convert to fraction form
   4,715.72/9,738.98 = 9,738.98/x
3. Step 3: Cross multiply
   4,715.72x = 9,738.98 × 9,738.98
4. Step 4: Simplify right side
   4,715.72x = 94,847,816.66
5. Step 5: Solve for x
   x = 94,847,816.66/4,715.72
6. Step 6: Final answer
   x = 20,113.12