Finding the Third Proportional to 25,191.75 and 54,919.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,191.75 : 54,919.50 = 54,919.50 : x
2. Step 2: Convert to fraction form
   25,191.75/54,919.50 = 54,919.50/x
3. Step 3: Cross multiply
   25,191.75x = 54,919.50 × 54,919.50
4. Step 4: Simplify right side
   25,191.75x = 3,016,151,480.25
5. Step 5: Solve for x
   x = 3,016,151,480.25/25,191.75
6. Step 6: Final answer
   x = 119,727.75