Finding the Fourth Proportional to 2,870,447.54, 3,965,246.61 and 2,719,282.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,870,447.54 : 3,965,246.61 = 2,719,282.10 : x
2. Step 2: Convert to fraction form
   2,870,447.54/3,965,246.61 = 2,719,282.10/x
3. Step 3: Cross multiply
   2,870,447.54x = 3,965,246.61 × 2,719,282.10
4. Step 4: Simplify right side
   2,870,447.54x = 10,782,624,128,658.68
5. Step 5: Solve for x
   x = 10,782,624,128,658.68/2,870,447.54
6. Step 6: Final answer
   x = 3,756,426.12