Finding the Third Proportional to 140,377.50 and 304,400.25

Step by Step Solution

1. Step 1: Write the proportion equation
   140,377.50 : 304,400.25 = 304,400.25 : x
2. Step 2: Convert to fraction form
   140,377.50/304,400.25 = 304,400.25/x
3. Step 3: Cross multiply
   140,377.50x = 304,400.25 × 304,400.25
4. Step 4: Simplify right side
   140,377.50x = 92,659,512,200.06
5. Step 5: Solve for x
   x = 92,659,512,200.06/140,377.50
6. Step 6: Final answer
   x = 660,073.82