Finding the Third Proportional to 161,442 and 354,963.38

Step by Step Solution

1. Step 1: Write the proportion equation
   161,442 : 354,963.38 = 354,963.38 : x
2. Step 2: Convert to fraction form
   161,442/354,963.38 = 354,963.38/x
3. Step 3: Cross multiply
   161,442x = 354,963.38 × 354,963.38
4. Step 4: Simplify right side
   161,442x = 125,998,997,591.39
5. Step 5: Solve for x
   x = 125,998,997,591.39/161,442
6. Step 6: Final answer
   x = 780,459.84