Finding the Third Proportional to 788,426 and 1,729,456

Step by Step Solution

1. Step 1: Write the proportion equation
   788,426 : 1,729,456 = 1,729,456 : x
2. Step 2: Convert to fraction form
   788,426/1,729,456 = 1,729,456/x
3. Step 3: Cross multiply
   788,426x = 1,729,456 × 1,729,456
4. Step 4: Simplify right side
   788,426x = 2,991,018,055,936
5. Step 5: Solve for x
   x = 2,991,018,055,936/788,426
6. Step 6: Final answer
   x = 3,793,657.31