Finding the Fourth Proportional to 5,162,155.38, 7,123,730.22 and 2,870,296.02

Step by Step Solution

1. Step 1: Write the proportion equation
   5,162,155.38 : 7,123,730.22 = 2,870,296.02 : x
2. Step 2: Convert to fraction form
   5,162,155.38/7,123,730.22 = 2,870,296.02/x
3. Step 3: Cross multiply
   5,162,155.38x = 7,123,730.22 × 2,870,296.02
4. Step 4: Simplify right side
   5,162,155.38x = 20,447,214,498,019.72
5. Step 5: Solve for x
   x = 20,447,214,498,019.72/5,162,155.38
6. Step 6: Final answer
   x = 3,960,983.93