Finding the Third Proportional to 11,922.75 and 25,428.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,922.75 : 25,428.38 = 25,428.38 : x
2. Step 2: Convert to fraction form
   11,922.75/25,428.38 = 25,428.38/x
3. Step 3: Cross multiply
   11,922.75x = 25,428.38 × 25,428.38
4. Step 4: Simplify right side
   11,922.75x = 646,602,255.14
5. Step 5: Solve for x
   x = 646,602,255.14/11,922.75
6. Step 6: Final answer
   x = 54,232.64