Finding the Third Proportional to 2,819,840 and 4,019,808

Step by Step Solution

1. Step 1: Write the proportion equation
   2,819,840 : 4,019,808 = 4,019,808 : x
2. Step 2: Convert to fraction form
   2,819,840/4,019,808 = 4,019,808/x
3. Step 3: Cross multiply
   2,819,840x = 4,019,808 × 4,019,808
4. Step 4: Simplify right side
   2,819,840x = 16,158,856,356,864
5. Step 5: Solve for x
   x = 16,158,856,356,864/2,819,840
6. Step 6: Final answer
   x = 5,730,416.04