Finding the Third Proportional to 11,256 and 15,604.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,256 : 15,604.50 = 15,604.50 : x
2. Step 2: Convert to fraction form
   11,256/15,604.50 = 15,604.50/x
3. Step 3: Cross multiply
   11,256x = 15,604.50 × 15,604.50
4. Step 4: Simplify right side
   11,256x = 243,500,420.25
5. Step 5: Solve for x
   x = 243,500,420.25/11,256
6. Step 6: Final answer
   x = 21,632.94