Finding the Third Proportional to 842,448 and 1,819,776

Step by Step Solution

1. Step 1: Write the proportion equation
   842,448 : 1,819,776 = 1,819,776 : x
2. Step 2: Convert to fraction form
   842,448/1,819,776 = 1,819,776/x
3. Step 3: Cross multiply
   842,448x = 1,819,776 × 1,819,776
4. Step 4: Simplify right side
   842,448x = 3,311,584,690,176
5. Step 5: Solve for x
   x = 3,311,584,690,176/842,448
6. Step 6: Final answer
   x = 3,930,906.94