Finding the Third Proportional to 162,446 and 250,010

Step by Step Solution

1. Step 1: Write the proportion equation
   162,446 : 250,010 = 250,010 : x
2. Step 2: Convert to fraction form
   162,446/250,010 = 250,010/x
3. Step 3: Cross multiply
   162,446x = 250,010 × 250,010
4. Step 4: Simplify right side
   162,446x = 62,505,000,100
5. Step 5: Solve for x
   x = 62,505,000,100/162,446
6. Step 6: Final answer
   x = 384,774.02