Finding the Third Proportional to 71,066.25 and 154,660.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,066.25 : 154,660.50 = 154,660.50 : x
2. Step 2: Convert to fraction form
   71,066.25/154,660.50 = 154,660.50/x
3. Step 3: Cross multiply
   71,066.25x = 154,660.50 × 154,660.50
4. Step 4: Simplify right side
   71,066.25x = 23,919,870,260.25
5. Step 5: Solve for x
   x = 23,919,870,260.25/71,066.25
6. Step 6: Final answer
   x = 336,585.51