Finding the Third Proportional to 85,800 and 131,250

Step by Step Solution

1. Step 1: Write the proportion equation
   85,800 : 131,250 = 131,250 : x
2. Step 2: Convert to fraction form
   85,800/131,250 = 131,250/x
3. Step 3: Cross multiply
   85,800x = 131,250 × 131,250
4. Step 4: Simplify right side
   85,800x = 17,226,562,500
5. Step 5: Solve for x
   x = 17,226,562,500/85,800
6. Step 6: Final answer
   x = 200,775.79