Finding the Third Proportional to 162,196.80 and 355,968.42

Step by Step Solution

1. Step 1: Write the proportion equation
   162,196.80 : 355,968.42 = 355,968.42 : x
2. Step 2: Convert to fraction form
   162,196.80/355,968.42 = 355,968.42/x
3. Step 3: Cross multiply
   162,196.80x = 355,968.42 × 355,968.42
4. Step 4: Simplify right side
   162,196.80x = 126,713,517,372.18
5. Step 5: Solve for x
   x = 126,713,517,372.18/162,196.80
6. Step 6: Final answer
   x = 781,233.13