Finding the Third Proportional to 165,997.50 and 355,662

Step by Step Solution

1. Step 1: Write the proportion equation
   165,997.50 : 355,662 = 355,662 : x
2. Step 2: Convert to fraction form
   165,997.50/355,662 = 355,662/x
3. Step 3: Cross multiply
   165,997.50x = 355,662 × 355,662
4. Step 4: Simplify right side
   165,997.50x = 126,495,458,244
5. Step 5: Solve for x
   x = 126,495,458,244/165,997.50
6. Step 6: Final answer
   x = 762,032.31