Finding the Fourth Proportional to 2,825,862.15, 3,899,717.55 and 1,536,730.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,825,862.15 : 3,899,717.55 = 1,536,730.56 : x
2. Step 2: Convert to fraction form
   2,825,862.15/3,899,717.55 = 1,536,730.56/x
3. Step 3: Cross multiply
   2,825,862.15x = 3,899,717.55 × 1,536,730.56
4. Step 4: Simplify right side
   2,825,862.15x = 5,992,815,134,453.33
5. Step 5: Solve for x
   x = 5,992,815,134,453.33/2,825,862.15
6. Step 6: Final answer
   x = 2,120,703.28