Finding the Third Proportional to 11,640.38 and 25,126.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,640.38 : 25,126.31 = 25,126.31 : x
2. Step 2: Convert to fraction form
   11,640.38/25,126.31 = 25,126.31/x
3. Step 3: Cross multiply
   11,640.38x = 25,126.31 × 25,126.31
4. Step 4: Simplify right side
   11,640.38x = 631,331,579.85
5. Step 5: Solve for x
   x = 631,331,579.85/11,640.38
6. Step 6: Final answer
   x = 54,236.36