Finding the Fourth Proportional to 3,826,339.86, 5,739,840.27 and 986,428.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,826,339.86 : 5,739,840.27 = 986,428.02 : x
2. Step 2: Convert to fraction form
   3,826,339.86/5,739,840.27 = 986,428.02/x
3. Step 3: Cross multiply
   3,826,339.86x = 5,739,840.27 × 986,428.02
4. Step 4: Simplify right side
   3,826,339.86x = 5,661,939,272,652.37
5. Step 5: Solve for x
   x = 5,661,939,272,652.37/3,826,339.86
6. Step 6: Final answer
   x = 1,479,727.23