Finding the Third Proportional to 12,792.50 and 19,735

Step by Step Solution

1. Step 1: Write the proportion equation
   12,792.50 : 19,735 = 19,735 : x
2. Step 2: Convert to fraction form
   12,792.50/19,735 = 19,735/x
3. Step 3: Cross multiply
   12,792.50x = 19,735 × 19,735
4. Step 4: Simplify right side
   12,792.50x = 389,470,225
5. Step 5: Solve for x
   x = 389,470,225/12,792.50
6. Step 6: Final answer
   x = 30,445.20