Finding the Fourth Proportional to 4,042,359, 5,578,455.42 and 2,231,535.96

Step by Step Solution

1. Step 1: Write the proportion equation
   4,042,359 : 5,578,455.42 = 2,231,535.96 : x
2. Step 2: Convert to fraction form
   4,042,359/5,578,455.42 = 2,231,535.96/x
3. Step 3: Cross multiply
   4,042,359x = 5,578,455.42 × 2,231,535.96
4. Step 4: Simplify right side
   4,042,359x = 12,448,523,870,986.90
5. Step 5: Solve for x
   x = 12,448,523,870,986.90/4,042,359
6. Step 6: Final answer
   x = 3,079,519.62