Finding the Fourth Proportional to 1,044,341, 1,566,661 and 396,155.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,044,341 : 1,566,661 = 396,155.52 : x
2. Step 2: Convert to fraction form
   1,044,341/1,566,661 = 396,155.52/x
3. Step 3: Cross multiply
   1,044,341x = 1,566,661 × 396,155.52
4. Step 4: Simplify right side
   1,044,341x = 620,641,403,118.72
5. Step 5: Solve for x
   x = 620,641,403,118.72/1,044,341
6. Step 6: Final answer
   x = 594,289.99