Finding the Third Proportional to 12,190.88 and 18,792.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,190.88 : 18,792.56 = 18,792.56 : x
2. Step 2: Convert to fraction form
   12,190.88/18,792.56 = 18,792.56/x
3. Step 3: Cross multiply
   12,190.88x = 18,792.56 × 18,792.56
4. Step 4: Simplify right side
   12,190.88x = 353,160,405.32
5. Step 5: Solve for x
   x = 353,160,405.32/12,190.88
6. Step 6: Final answer
   x = 28,969.24