Finding the Third Proportional to 2,808,880 and 4,242,838

Step by Step Solution

1. Step 1: Write the proportion equation
   2,808,880 : 4,242,838 = 4,242,838 : x
2. Step 2: Convert to fraction form
   2,808,880/4,242,838 = 4,242,838/x
3. Step 3: Cross multiply
   2,808,880x = 4,242,838 × 4,242,838
4. Step 4: Simplify right side
   2,808,880x = 18,001,674,294,244
5. Step 5: Solve for x
   x = 18,001,674,294,244/2,808,880
6. Step 6: Final answer
   x = 6,408,844.20