Finding the Third Proportional to 74,670 and 162,463.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,670 : 162,463.50 = 162,463.50 : x
2. Step 2: Convert to fraction form
   74,670/162,463.50 = 162,463.50/x
3. Step 3: Cross multiply
   74,670x = 162,463.50 × 162,463.50
4. Step 4: Simplify right side
   74,670x = 26,394,388,832.25
5. Step 5: Solve for x
   x = 26,394,388,832.25/74,670
6. Step 6: Final answer
   x = 353,480.50