Finding the Third Proportional to 54,404.75 and 83,217.25

Step by Step Solution

1. Step 1: Write the proportion equation
   54,404.75 : 83,217.25 = 83,217.25 : x
2. Step 2: Convert to fraction form
   54,404.75/83,217.25 = 83,217.25/x
3. Step 3: Cross multiply
   54,404.75x = 83,217.25 × 83,217.25
4. Step 4: Simplify right side
   54,404.75x = 6,925,110,697.56
5. Step 5: Solve for x
   x = 6,925,110,697.56/54,404.75
6. Step 6: Final answer
   x = 127,288.71