Finding the Third Proportional to 11,134.50 and 15,567.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,134.50 : 15,567.75 = 15,567.75 : x
2. Step 2: Convert to fraction form
   11,134.50/15,567.75 = 15,567.75/x
3. Step 3: Cross multiply
   11,134.50x = 15,567.75 × 15,567.75
4. Step 4: Simplify right side
   11,134.50x = 242,354,840.06
5. Step 5: Solve for x
   x = 242,354,840.06/11,134.50
6. Step 6: Final answer
   x = 21,766.12