Finding the Third Proportional to 61,238.50 and 131,225

Step by Step Solution

1. Step 1: Write the proportion equation
   61,238.50 : 131,225 = 131,225 : x
2. Step 2: Convert to fraction form
   61,238.50/131,225 = 131,225/x
3. Step 3: Cross multiply
   61,238.50x = 131,225 × 131,225
4. Step 4: Simplify right side
   61,238.50x = 17,220,000,625
5. Step 5: Solve for x
   x = 17,220,000,625/61,238.50
6. Step 6: Final answer
   x = 281,195.66