Finding the Third Proportional to 74,704.50 and 162,450

Step by Step Solution

1. Step 1: Write the proportion equation
   74,704.50 : 162,450 = 162,450 : x
2. Step 2: Convert to fraction form
   74,704.50/162,450 = 162,450/x
3. Step 3: Cross multiply
   74,704.50x = 162,450 × 162,450
4. Step 4: Simplify right side
   74,704.50x = 26,390,002,500
5. Step 5: Solve for x
   x = 26,390,002,500/74,704.50
6. Step 6: Final answer
   x = 353,258.54