Finding the Fourth Proportional to 2,141,665.52, 3,211,464.88 and 1,243,333.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141,665.52 : 3,211,464.88 = 1,243,333.40 : x
2. Step 2: Convert to fraction form
   2,141,665.52/3,211,464.88 = 1,243,333.40/x
3. Step 3: Cross multiply
   2,141,665.52x = 3,211,464.88 × 1,243,333.40
4. Step 4: Simplify right side
   2,141,665.52x = 3,992,921,533,727.83
5. Step 5: Solve for x
   x = 3,992,921,533,727.83/2,141,665.52
6. Step 6: Final answer
   x = 1,864,400.16