Finding the Third Proportional to 337,119 and 722,215.50

Step by Step Solution

1. Step 1: Write the proportion equation
   337,119 : 722,215.50 = 722,215.50 : x
2. Step 2: Convert to fraction form
   337,119/722,215.50 = 722,215.50/x
3. Step 3: Cross multiply
   337,119x = 722,215.50 × 722,215.50
4. Step 4: Simplify right side
   337,119x = 521,595,228,440.25
5. Step 5: Solve for x
   x = 521,595,228,440.25/337,119
6. Step 6: Final answer
   x = 1,547,213.98