Finding the Third Proportional to 25,555.50 and 54,209.25

Step by Step Solution

1. Step 1: Write the proportion equation
   25,555.50 : 54,209.25 = 54,209.25 : x
2. Step 2: Convert to fraction form
   25,555.50/54,209.25 = 54,209.25/x
3. Step 3: Cross multiply
   25,555.50x = 54,209.25 × 54,209.25
4. Step 4: Simplify right side
   25,555.50x = 2,938,642,785.56
5. Step 5: Solve for x
   x = 2,938,642,785.56/25,555.50
6. Step 6: Final answer
   x = 114,990.62