Finding the Third Proportional to 25,231.50 and 54,685.13

Step by Step Solution

1. Step 1: Write the proportion equation
   25,231.50 : 54,685.13 = 54,685.13 : x
2. Step 2: Convert to fraction form
   25,231.50/54,685.13 = 54,685.13/x
3. Step 3: Cross multiply
   25,231.50x = 54,685.13 × 54,685.13
4. Step 4: Simplify right side
   25,231.50x = 2,990,462,896.27
5. Step 5: Solve for x
   x = 2,990,462,896.27/25,231.50
6. Step 6: Final answer
   x = 118,521.01