Finding the Third Proportional to 11,387.81 and 25,017.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,387.81 : 25,017.75 = 25,017.75 : x
2. Step 2: Convert to fraction form
   11,387.81/25,017.75 = 25,017.75/x
3. Step 3: Cross multiply
   11,387.81x = 25,017.75 × 25,017.75
4. Step 4: Simplify right side
   11,387.81x = 625,887,815.06
5. Step 5: Solve for x
   x = 625,887,815.06/11,387.81
6. Step 6: Final answer
   x = 54,961.20