Finding the Third Proportional to 2,688,004 and 5,690,816

Step by Step Solution

1. Step 1: Write the proportion equation
   2,688,004 : 5,690,816 = 5,690,816 : x
2. Step 2: Convert to fraction form
   2,688,004/5,690,816 = 5,690,816/x
3. Step 3: Cross multiply
   2,688,004x = 5,690,816 × 5,690,816
4. Step 4: Simplify right side
   2,688,004x = 32,385,386,745,856
5. Step 5: Solve for x
   x = 32,385,386,745,856/2,688,004
6. Step 6: Final answer
   x = 12,048,117.02