Finding the Third Proportional to 1,786,518 and 3,894,252

Step by Step Solution

1. Step 1: Write the proportion equation
   1,786,518 : 3,894,252 = 3,894,252 : x
2. Step 2: Convert to fraction form
   1,786,518/3,894,252 = 3,894,252/x
3. Step 3: Cross multiply
   1,786,518x = 3,894,252 × 3,894,252
4. Step 4: Simplify right side
   1,786,518x = 15,165,198,639,504
5. Step 5: Solve for x
   x = 15,165,198,639,504/1,786,518
6. Step 6: Final answer
   x = 8,488,690.65