Finding the Third Proportional to 140,252 and 304,281.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,252 : 304,281.50 = 304,281.50 : x
2. Step 2: Convert to fraction form
   140,252/304,281.50 = 304,281.50/x
3. Step 3: Cross multiply
   140,252x = 304,281.50 × 304,281.50
4. Step 4: Simplify right side
   140,252x = 92,587,231,242.25
5. Step 5: Solve for x
   x = 92,587,231,242.25/140,252
6. Step 6: Final answer
   x = 660,149.10