Finding the Third Proportional to 60,513.75 and 131,375.25

Step by Step Solution

1. Step 1: Write the proportion equation
   60,513.75 : 131,375.25 = 131,375.25 : x
2. Step 2: Convert to fraction form
   60,513.75/131,375.25 = 131,375.25/x
3. Step 3: Cross multiply
   60,513.75x = 131,375.25 × 131,375.25
4. Step 4: Simplify right side
   60,513.75x = 17,259,456,312.56
5. Step 5: Solve for x
   x = 17,259,456,312.56/60,513.75
6. Step 6: Final answer
   x = 285,215.45