Finding the Third Proportional to 19,660.50 and 29,940.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,660.50 : 29,940.75 = 29,940.75 : x
2. Step 2: Convert to fraction form
   19,660.50/29,940.75 = 29,940.75/x
3. Step 3: Cross multiply
   19,660.50x = 29,940.75 × 29,940.75
4. Step 4: Simplify right side
   19,660.50x = 896,448,510.56
5. Step 5: Solve for x
   x = 896,448,510.56/19,660.50
6. Step 6: Final answer
   x = 45,596.42