Finding the Third Proportional to 165,839.50 and 353,360

Step by Step Solution

1. Step 1: Write the proportion equation
   165,839.50 : 353,360 = 353,360 : x
2. Step 2: Convert to fraction form
   165,839.50/353,360 = 353,360/x
3. Step 3: Cross multiply
   165,839.50x = 353,360 × 353,360
4. Step 4: Simplify right side
   165,839.50x = 124,863,289,600
5. Step 5: Solve for x
   x = 124,863,289,600/165,839.50
6. Step 6: Final answer
   x = 752,916.46