Finding the Third Proportional to 60,747.75 and 85,508.25

Step by Step Solution

1. Step 1: Write the proportion equation
   60,747.75 : 85,508.25 = 85,508.25 : x
2. Step 2: Convert to fraction form
   60,747.75/85,508.25 = 85,508.25/x
3. Step 3: Cross multiply
   60,747.75x = 85,508.25 × 85,508.25
4. Step 4: Simplify right side
   60,747.75x = 7,311,660,818.06
5. Step 5: Solve for x
   x = 7,311,660,818.06/60,747.75
6. Step 6: Final answer
   x = 120,361.01