Finding the Third Proportional to 54,821.25 and 120,112.31

Step by Step Solution

1. Step 1: Write the proportion equation
   54,821.25 : 120,112.31 = 120,112.31 : x
2. Step 2: Convert to fraction form
   54,821.25/120,112.31 = 120,112.31/x
3. Step 3: Cross multiply
   54,821.25x = 120,112.31 × 120,112.31
4. Step 4: Simplify right side
   54,821.25x = 14,426,967,614.10
5. Step 5: Solve for x
   x = 14,426,967,614.10/54,821.25
6. Step 6: Final answer
   x = 263,163.78