Finding the Third Proportional to 11,940.38 and 25,642.13

Step by Step Solution

1. Step 1: Write the proportion equation
   11,940.38 : 25,642.13 = 25,642.13 : x
2. Step 2: Convert to fraction form
   11,940.38/25,642.13 = 25,642.13/x
3. Step 3: Cross multiply
   11,940.38x = 25,642.13 × 25,642.13
4. Step 4: Simplify right side
   11,940.38x = 657,518,574.52
5. Step 5: Solve for x
   x = 657,518,574.52/11,940.38
6. Step 6: Final answer
   x = 55,066.83