Finding the Third Proportional to 158,328 and 337,243.50

Step by Step Solution

1. Step 1: Write the proportion equation
   158,328 : 337,243.50 = 337,243.50 : x
2. Step 2: Convert to fraction form
   158,328/337,243.50 = 337,243.50/x
3. Step 3: Cross multiply
   158,328x = 337,243.50 × 337,243.50
4. Step 4: Simplify right side
   158,328x = 113,733,178,292.25
5. Step 5: Solve for x
   x = 113,733,178,292.25/158,328
6. Step 6: Final answer
   x = 718,339.01