Finding the Third Proportional to 69,817.50 and 150,705

Step by Step Solution

1. Step 1: Write the proportion equation
   69,817.50 : 150,705 = 150,705 : x
2. Step 2: Convert to fraction form
   69,817.50/150,705 = 150,705/x
3. Step 3: Cross multiply
   69,817.50x = 150,705 × 150,705
4. Step 4: Simplify right side
   69,817.50x = 22,711,997,025
5. Step 5: Solve for x
   x = 22,711,997,025/69,817.50
6. Step 6: Final answer
   x = 325,305.22