Finding the Third Proportional to 162,772.50 and 338,019

Step by Step Solution

1. Step 1: Write the proportion equation
   162,772.50 : 338,019 = 338,019 : x
2. Step 2: Convert to fraction form
   162,772.50/338,019 = 338,019/x
3. Step 3: Cross multiply
   162,772.50x = 338,019 × 338,019
4. Step 4: Simplify right side
   162,772.50x = 114,256,844,361
5. Step 5: Solve for x
   x = 114,256,844,361/162,772.50
6. Step 6: Final answer
   x = 701,941.94