Finding the Third Proportional to 12,792.75 and 19,387.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,792.75 : 19,387.88 = 19,387.88 : x
2. Step 2: Convert to fraction form
   12,792.75/19,387.88 = 19,387.88/x
3. Step 3: Cross multiply
   12,792.75x = 19,387.88 × 19,387.88
4. Step 4: Simplify right side
   12,792.75x = 375,889,697.02
5. Step 5: Solve for x
   x = 375,889,697.02/12,792.75
6. Step 6: Final answer
   x = 29,383.03