Finding the Third Proportional to 69,212 and 150,429.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,212 : 150,429.50 = 150,429.50 : x
2. Step 2: Convert to fraction form
   69,212/150,429.50 = 150,429.50/x
3. Step 3: Cross multiply
   69,212x = 150,429.50 × 150,429.50
4. Step 4: Simplify right side
   69,212x = 22,629,034,470.25
5. Step 5: Solve for x
   x = 22,629,034,470.25/69,212
6. Step 6: Final answer
   x = 326,952.47