Finding the Third Proportional to 25,486.50 and 54,009.75

Step by Step Solution

1. Step 1: Write the proportion equation
   25,486.50 : 54,009.75 = 54,009.75 : x
2. Step 2: Convert to fraction form
   25,486.50/54,009.75 = 54,009.75/x
3. Step 3: Cross multiply
   25,486.50x = 54,009.75 × 54,009.75
4. Step 4: Simplify right side
   25,486.50x = 2,917,053,095.06
5. Step 5: Solve for x
   x = 2,917,053,095.06/25,486.50
6. Step 6: Final answer
   x = 114,454.83