Finding the Third Proportional to 11,691.28 and 25,569.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,691.28 : 25,569.56 = 25,569.56 : x
2. Step 2: Convert to fraction form
   11,691.28/25,569.56 = 25,569.56/x
3. Step 3: Cross multiply
   11,691.28x = 25,569.56 × 25,569.56
4. Step 4: Simplify right side
   11,691.28x = 653,802,526.44
5. Step 5: Solve for x
   x = 653,802,526.44/11,691.28
6. Step 6: Final answer
   x = 55,922.23