Finding the Fourth Proportional to 3,998,738.27, 5,518,246.83 and 2,163,196.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,998,738.27 : 5,518,246.83 = 2,163,196.06 : x
2. Step 2: Convert to fraction form
   3,998,738.27/5,518,246.83 = 2,163,196.06/x
3. Step 3: Cross multiply
   3,998,738.27x = 5,518,246.83 × 2,163,196.06
4. Step 4: Simplify right side
   3,998,738.27x = 11,937,049,800,763.49
5. Step 5: Solve for x
   x = 11,937,049,800,763.49/3,998,738.27
6. Step 6: Final answer
   x = 2,985,204.08