Finding the Third Proportional to 60,778.50 and 131,277

Step by Step Solution

1. Step 1: Write the proportion equation
   60,778.50 : 131,277 = 131,277 : x
2. Step 2: Convert to fraction form
   60,778.50/131,277 = 131,277/x
3. Step 3: Cross multiply
   60,778.50x = 131,277 × 131,277
4. Step 4: Simplify right side
   60,778.50x = 17,233,650,729
5. Step 5: Solve for x
   x = 17,233,650,729/60,778.50
6. Step 6: Final answer
   x = 283,548.47