Finding the Third Proportional to 788,320 and 1,729,243.50

Step by Step Solution

1. Step 1: Write the proportion equation
   788,320 : 1,729,243.50 = 1,729,243.50 : x
2. Step 2: Convert to fraction form
   788,320/1,729,243.50 = 1,729,243.50/x
3. Step 3: Cross multiply
   788,320x = 1,729,243.50 × 1,729,243.50
4. Step 4: Simplify right side
   788,320x = 2,990,283,082,292.25
5. Step 5: Solve for x
   x = 2,990,283,082,292.25/788,320
6. Step 6: Final answer
   x = 3,793,235.09