Finding the Third Proportional to 11,636.16 and 25,117.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,636.16 : 25,117.31 = 25,117.31 : x
2. Step 2: Convert to fraction form
   11,636.16/25,117.31 = 25,117.31/x
3. Step 3: Cross multiply
   11,636.16x = 25,117.31 × 25,117.31
4. Step 4: Simplify right side
   11,636.16x = 630,879,387.22
5. Step 5: Solve for x
   x = 630,879,387.22/11,636.16
6. Step 6: Final answer
   x = 54,217.16