Finding the Third Proportional to 162,438 and 250,000.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,438 : 250,000.50 = 250,000.50 : x
2. Step 2: Convert to fraction form
   162,438/250,000.50 = 250,000.50/x
3. Step 3: Cross multiply
   162,438x = 250,000.50 × 250,000.50
4. Step 4: Simplify right side
   162,438x = 62,500,250,000.25
5. Step 5: Solve for x
   x = 62,500,250,000.25/162,438
6. Step 6: Final answer
   x = 384,763.73