Finding the Third Proportional to 158,336 and 250,528

Step by Step Solution

1. Step 1: Write the proportion equation
   158,336 : 250,528 = 250,528 : x
2. Step 2: Convert to fraction form
   158,336/250,528 = 250,528/x
3. Step 3: Cross multiply
   158,336x = 250,528 × 250,528
4. Step 4: Simplify right side
   158,336x = 62,764,278,784
5. Step 5: Solve for x
   x = 62,764,278,784/158,336
6. Step 6: Final answer
   x = 396,399.30