Finding the Third Proportional to 8,800.88 and 13,156.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,800.88 : 13,156.88 = 13,156.88 : x
2. Step 2: Convert to fraction form
   8,800.88/13,156.88 = 13,156.88/x
3. Step 3: Cross multiply
   8,800.88x = 13,156.88 × 13,156.88
4. Step 4: Simplify right side
   8,800.88x = 173,103,359.77
5. Step 5: Solve for x
   x = 173,103,359.77/8,800.88
6. Step 6: Final answer
   x = 19,668.88