Finding the Third Proportional to 162,450 and 251,050.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,450 : 251,050.50 = 251,050.50 : x
2. Step 2: Convert to fraction form
   162,450/251,050.50 = 251,050.50/x
3. Step 3: Cross multiply
   162,450x = 251,050.50 × 251,050.50
4. Step 4: Simplify right side
   162,450x = 63,026,353,550.25
5. Step 5: Solve for x
   x = 63,026,353,550.25/162,450
6. Step 6: Final answer
   x = 387,973.86