Finding the Third Proportional to 158,442 and 352,308

Step by Step Solution

1. Step 1: Write the proportion equation
   158,442 : 352,308 = 352,308 : x
2. Step 2: Convert to fraction form
   158,442/352,308 = 352,308/x
3. Step 3: Cross multiply
   158,442x = 352,308 × 352,308
4. Step 4: Simplify right side
   158,442x = 124,120,926,864
5. Step 5: Solve for x
   x = 124,120,926,864/158,442
6. Step 6: Final answer
   x = 783,383.99