Finding the Third Proportional to 162,323.16 and 355,780.69

Step by Step Solution

1. Step 1: Write the proportion equation
   162,323.16 : 355,780.69 = 355,780.69 : x
2. Step 2: Convert to fraction form
   162,323.16/355,780.69 = 355,780.69/x
3. Step 3: Cross multiply
   162,323.16x = 355,780.69 × 355,780.69
4. Step 4: Simplify right side
   162,323.16x = 126,579,897,597.97
5. Step 5: Solve for x
   x = 126,579,897,597.97/162,323.16
6. Step 6: Final answer
   x = 779,801.85