Finding the Third Proportional to 67,798.50 and 148,521

Step by Step Solution

1. Step 1: Write the proportion equation
   67,798.50 : 148,521 = 148,521 : x
2. Step 2: Convert to fraction form
   67,798.50/148,521 = 148,521/x
3. Step 3: Cross multiply
   67,798.50x = 148,521 × 148,521
4. Step 4: Simplify right side
   67,798.50x = 22,058,487,441
5. Step 5: Solve for x
   x = 22,058,487,441/67,798.50
6. Step 6: Final answer
   x = 325,353.62