Finding the Third Proportional to 25,218 and 54,724.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,218 : 54,724.50 = 54,724.50 : x
2. Step 2: Convert to fraction form
   25,218/54,724.50 = 54,724.50/x
3. Step 3: Cross multiply
   25,218x = 54,724.50 × 54,724.50
4. Step 4: Simplify right side
   25,218x = 2,994,770,900.25
5. Step 5: Solve for x
   x = 2,994,770,900.25/25,218
6. Step 6: Final answer
   x = 118,755.29