Finding the Third Proportional to 4,502.25 and 9,792.56

Step by Step Solution

1. Step 1: Write the proportion equation
   4,502.25 : 9,792.56 = 9,792.56 : x
2. Step 2: Convert to fraction form
   4,502.25/9,792.56 = 9,792.56/x
3. Step 3: Cross multiply
   4,502.25x = 9,792.56 × 9,792.56
4. Step 4: Simplify right side
   4,502.25x = 95,894,280.32
5. Step 5: Solve for x
   x = 95,894,280.32/4,502.25
6. Step 6: Final answer
   x = 21,299.19