Finding the Third Proportional to 11,233.69 and 15,250.78

Step by Step Solution

1. Step 1: Write the proportion equation
   11,233.69 : 15,250.78 = 15,250.78 : x
2. Step 2: Convert to fraction form
   11,233.69/15,250.78 = 15,250.78/x
3. Step 3: Cross multiply
   11,233.69x = 15,250.78 × 15,250.78
4. Step 4: Simplify right side
   11,233.69x = 232,586,328.74
5. Step 5: Solve for x
   x = 232,586,328.74/11,233.69
6. Step 6: Final answer
   x = 20,704.36