Finding the Third Proportional to 25,429.50 and 55,380.75

Step by Step Solution

1. Step 1: Write the proportion equation
   25,429.50 : 55,380.75 = 55,380.75 : x
2. Step 2: Convert to fraction form
   25,429.50/55,380.75 = 55,380.75/x
3. Step 3: Cross multiply
   25,429.50x = 55,380.75 × 55,380.75
4. Step 4: Simplify right side
   25,429.50x = 3,067,027,470.56
5. Step 5: Solve for x
   x = 3,067,027,470.56/25,429.50
6. Step 6: Final answer
   x = 120,609.04