Finding the Third Proportional to 788,320 and 1,729,244

Step by Step Solution

1. Step 1: Write the proportion equation
   788,320 : 1,729,244 = 1,729,244 : x
2. Step 2: Convert to fraction form
   788,320/1,729,244 = 1,729,244/x
3. Step 3: Cross multiply
   788,320x = 1,729,244 × 1,729,244
4. Step 4: Simplify right side
   788,320x = 2,990,284,811,536
5. Step 5: Solve for x
   x = 2,990,284,811,536/788,320
6. Step 6: Final answer
   x = 3,793,237.28