Finding the Third Proportional to 54,465.75 and 83,257.88

Step by Step Solution

1. Step 1: Write the proportion equation
   54,465.75 : 83,257.88 = 83,257.88 : x
2. Step 2: Convert to fraction form
   54,465.75/83,257.88 = 83,257.88/x
3. Step 3: Cross multiply
   54,465.75x = 83,257.88 × 83,257.88
4. Step 4: Simplify right side
   54,465.75x = 6,931,873,749.52
5. Step 5: Solve for x
   x = 6,931,873,749.52/54,465.75
6. Step 6: Final answer
   x = 127,270.33