Finding the Third Proportional to 74,441.25 and 162,270

Step by Step Solution

1. Step 1: Write the proportion equation
   74,441.25 : 162,270 = 162,270 : x
2. Step 2: Convert to fraction form
   74,441.25/162,270 = 162,270/x
3. Step 3: Cross multiply
   74,441.25x = 162,270 × 162,270
4. Step 4: Simplify right side
   74,441.25x = 26,331,552,900
5. Step 5: Solve for x
   x = 26,331,552,900/74,441.25
6. Step 6: Final answer
   x = 353,722.61