Finding the Third Proportional to 11,513.81 and 24,872.91

Step by Step Solution

1. Step 1: Write the proportion equation
   11,513.81 : 24,872.91 = 24,872.91 : x
2. Step 2: Convert to fraction form
   11,513.81/24,872.91 = 24,872.91/x
3. Step 3: Cross multiply
   11,513.81x = 24,872.91 × 24,872.91
4. Step 4: Simplify right side
   11,513.81x = 618,661,465.32
5. Step 5: Solve for x
   x = 618,661,465.32/11,513.81
6. Step 6: Final answer
   x = 53,732.11