Finding the Fourth Proportional to 2,055,420.86, 3,083,057.46 and 539,091.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055,420.86 : 3,083,057.46 = 539,091.74 : x
2. Step 2: Convert to fraction form
   2,055,420.86/3,083,057.46 = 539,091.74/x
3. Step 3: Cross multiply
   2,055,420.86x = 3,083,057.46 × 539,091.74
4. Step 4: Simplify right side
   2,055,420.86x = 1,662,050,818,339.02
5. Step 5: Solve for x
   x = 1,662,050,818,339.02/2,055,420.86
6. Step 6: Final answer
   x = 808,618.25