Finding the Fourth Proportional to 2,119,568.58, 3,179,353.68 and 522,162.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,119,568.58 : 3,179,353.68 = 522,162.72 : x
2. Step 2: Convert to fraction form
   2,119,568.58/3,179,353.68 = 522,162.72/x
3. Step 3: Cross multiply
   2,119,568.58x = 3,179,353.68 × 522,162.72
4. Step 4: Simplify right side
   2,119,568.58x = 1,660,139,965,390.81
5. Step 5: Solve for x
   x = 1,660,139,965,390.81/2,119,568.58
6. Step 6: Final answer
   x = 783,244.28