Finding the Third Proportional to 162,463.50 and 356,310

Step by Step Solution

1. Step 1: Write the proportion equation
   162,463.50 : 356,310 = 356,310 : x
2. Step 2: Convert to fraction form
   162,463.50/356,310 = 356,310/x
3. Step 3: Cross multiply
   162,463.50x = 356,310 × 356,310
4. Step 4: Simplify right side
   162,463.50x = 126,956,816,100
5. Step 5: Solve for x
   x = 126,956,816,100/162,463.50
6. Step 6: Final answer
   x = 781,448.24