Finding the Third Proportional to 162,769.50 and 252,002.25

Step by Step Solution

1. Step 1: Write the proportion equation
   162,769.50 : 252,002.25 = 252,002.25 : x
2. Step 2: Convert to fraction form
   162,769.50/252,002.25 = 252,002.25/x
3. Step 3: Cross multiply
   162,769.50x = 252,002.25 × 252,002.25
4. Step 4: Simplify right side
   162,769.50x = 63,505,134,005.06
5. Step 5: Solve for x
   x = 63,505,134,005.06/162,769.50
6. Step 6: Final answer
   x = 390,153.77