Finding the Fourth Proportional to 2,386,555.47, 3,579,833.31 and 1,964,945.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,386,555.47 : 3,579,833.31 = 1,964,945.61 : x
2. Step 2: Convert to fraction form
   2,386,555.47/3,579,833.31 = 1,964,945.61/x
3. Step 3: Cross multiply
   2,386,555.47x = 3,579,833.31 × 1,964,945.61
4. Step 4: Simplify right side
   2,386,555.47x = 7,034,177,747,016.27
5. Step 5: Solve for x
   x = 7,034,177,747,016.27/2,386,555.47
6. Step 6: Final answer
   x = 2,947,418.50