Finding the Third Proportional to 335,682 and 730,390.50

Step by Step Solution

1. Step 1: Write the proportion equation
   335,682 : 730,390.50 = 730,390.50 : x
2. Step 2: Convert to fraction form
   335,682/730,390.50 = 730,390.50/x
3. Step 3: Cross multiply
   335,682x = 730,390.50 × 730,390.50
4. Step 4: Simplify right side
   335,682x = 533,470,282,490.25
5. Step 5: Solve for x
   x = 533,470,282,490.25/335,682
6. Step 6: Final answer
   x = 1,589,213.25