Finding the Third Proportional to 10,789.88 and 15,557.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,789.88 : 15,557.06 = 15,557.06 : x
2. Step 2: Convert to fraction form
   10,789.88/15,557.06 = 15,557.06/x
3. Step 3: Cross multiply
   10,789.88x = 15,557.06 × 15,557.06
4. Step 4: Simplify right side
   10,789.88x = 242,022,193.63
5. Step 5: Solve for x
   x = 242,022,193.63/10,789.88
6. Step 6: Final answer
   x = 22,430.49