Finding the Third Proportional to 71,521.50 and 107,250

Step by Step Solution

1. Step 1: Write the proportion equation
   71,521.50 : 107,250 = 107,250 : x
2. Step 2: Convert to fraction form
   71,521.50/107,250 = 107,250/x
3. Step 3: Cross multiply
   71,521.50x = 107,250 × 107,250
4. Step 4: Simplify right side
   71,521.50x = 11,502,562,500
5. Step 5: Solve for x
   x = 11,502,562,500/71,521.50
6. Step 6: Final answer
   x = 160,826.64