Finding the Third Proportional to 1,778,604 and 3,894,520

Step by Step Solution

1. Step 1: Write the proportion equation
   1,778,604 : 3,894,520 = 3,894,520 : x
2. Step 2: Convert to fraction form
   1,778,604/3,894,520 = 3,894,520/x
3. Step 3: Cross multiply
   1,778,604x = 3,894,520 × 3,894,520
4. Step 4: Simplify right side
   1,778,604x = 15,167,286,030,400
5. Step 5: Solve for x
   x = 15,167,286,030,400/1,778,604
6. Step 6: Final answer
   x = 8,527,635.17