Finding the Third Proportional to 59,782.50 and 131,229

Step by Step Solution

1. Step 1: Write the proportion equation
   59,782.50 : 131,229 = 131,229 : x
2. Step 2: Convert to fraction form
   59,782.50/131,229 = 131,229/x
3. Step 3: Cross multiply
   59,782.50x = 131,229 × 131,229
4. Step 4: Simplify right side
   59,782.50x = 17,221,050,441
5. Step 5: Solve for x
   x = 17,221,050,441/59,782.50
6. Step 6: Final answer
   x = 288,061.73