Finding the Third Proportional to 158,470 and 351,932

Step by Step Solution

1. Step 1: Write the proportion equation
   158,470 : 351,932 = 351,932 : x
2. Step 2: Convert to fraction form
   158,470/351,932 = 351,932/x
3. Step 3: Cross multiply
   158,470x = 351,932 × 351,932
4. Step 4: Simplify right side
   158,470x = 123,856,132,624
5. Step 5: Solve for x
   x = 123,856,132,624/158,470
6. Step 6: Final answer
   x = 781,574.64