Finding the Third Proportional to 842,365 and 1,204,591

Step by Step Solution

1. Step 1: Write the proportion equation
   842,365 : 1,204,591 = 1,204,591 : x
2. Step 2: Convert to fraction form
   842,365/1,204,591 = 1,204,591/x
3. Step 3: Cross multiply
   842,365x = 1,204,591 × 1,204,591
4. Step 4: Simplify right side
   842,365x = 1,451,039,477,281
5. Step 5: Solve for x
   x = 1,451,039,477,281/842,365
6. Step 6: Final answer
   x = 1,722,578.07