Finding the Third Proportional to 140,371.50 and 304,391

Step by Step Solution

1. Step 1: Write the proportion equation
   140,371.50 : 304,391 = 304,391 : x
2. Step 2: Convert to fraction form
   140,371.50/304,391 = 304,391/x
3. Step 3: Cross multiply
   140,371.50x = 304,391 × 304,391
4. Step 4: Simplify right side
   140,371.50x = 92,653,880,881
5. Step 5: Solve for x
   x = 92,653,880,881/140,371.50
6. Step 6: Final answer
   x = 660,061.91