Finding the Third Proportional to 11,781.07 and 25,407.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,781.07 : 25,407.42 = 25,407.42 : x
2. Step 2: Convert to fraction form
   11,781.07/25,407.42 = 25,407.42/x
3. Step 3: Cross multiply
   11,781.07x = 25,407.42 × 25,407.42
4. Step 4: Simplify right side
   11,781.07x = 645,537,086.33
5. Step 5: Solve for x
   x = 645,537,086.33/11,781.07
6. Step 6: Final answer
   x = 54,794.43