Finding the Third Proportional to 164,712.50 and 359,632

Step by Step Solution

1. Step 1: Write the proportion equation
   164,712.50 : 359,632 = 359,632 : x
2. Step 2: Convert to fraction form
   164,712.50/359,632 = 359,632/x
3. Step 3: Cross multiply
   164,712.50x = 359,632 × 359,632
4. Step 4: Simplify right side
   164,712.50x = 129,335,175,424
5. Step 5: Solve for x
   x = 129,335,175,424/164,712.50
6. Step 6: Final answer
   x = 785,217.73