Finding the Third Proportional to 389,263 and 844,986.50

Step by Step Solution

1. Step 1: Write the proportion equation
   389,263 : 844,986.50 = 844,986.50 : x
2. Step 2: Convert to fraction form
   389,263/844,986.50 = 844,986.50/x
3. Step 3: Cross multiply
   389,263x = 844,986.50 × 844,986.50
4. Step 4: Simplify right side
   389,263x = 714,002,185,182.25
5. Step 5: Solve for x
   x = 714,002,185,182.25/389,263
6. Step 6: Final answer
   x = 1,834,241.08