Finding the Third Proportional to 1,868,444 and 4,085,872

Step by Step Solution

1. Step 1: Write the proportion equation
   1,868,444 : 4,085,872 = 4,085,872 : x
2. Step 2: Convert to fraction form
   1,868,444/4,085,872 = 4,085,872/x
3. Step 3: Cross multiply
   1,868,444x = 4,085,872 × 4,085,872
4. Step 4: Simplify right side
   1,868,444x = 16,694,350,000,384
5. Step 5: Solve for x
   x = 16,694,350,000,384/1,868,444
6. Step 6: Final answer
   x = 8,934,894.49