Finding the Fourth Proportional to 2,185,843.92, 3,016,482.12 and 1,219,036.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185,843.92 : 3,016,482.12 = 1,219,036.56 : x
2. Step 2: Convert to fraction form
   2,185,843.92/3,016,482.12 = 1,219,036.56/x
3. Step 3: Cross multiply
   2,185,843.92x = 3,016,482.12 × 1,219,036.56
4. Step 4: Simplify right side
   2,185,843.92x = 3,677,201,986,866.31
5. Step 5: Solve for x
   x = 3,677,201,986,866.31/2,185,843.92
6. Step 6: Final answer
   x = 1,682,280.22