Finding the Fourth Proportional to 2,816,382.52, 4,225,099.71 and 1,279,485.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,816,382.52 : 4,225,099.71 = 1,279,485.85 : x
2. Step 2: Convert to fraction form
   2,816,382.52/4,225,099.71 = 1,279,485.85/x
3. Step 3: Cross multiply
   2,816,382.52x = 4,225,099.71 × 1,279,485.85
4. Step 4: Simplify right side
   2,816,382.52x = 5,405,955,293,784.10
5. Step 5: Solve for x
   x = 5,405,955,293,784.10/2,816,382.52
6. Step 6: Final answer
   x = 1,919,467.71