Finding the Fourth Proportional to 2,081,054.25, 3,121,582.59 and 585,146.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,081,054.25 : 3,121,582.59 = 585,146.25 : x
2. Step 2: Convert to fraction form
   2,081,054.25/3,121,582.59 = 585,146.25/x
3. Step 3: Cross multiply
   2,081,054.25x = 3,121,582.59 × 585,146.25
4. Step 4: Simplify right side
   2,081,054.25x = 1,826,582,346,603.79
5. Step 5: Solve for x
   x = 1,826,582,346,603.79/2,081,054.25
6. Step 6: Final answer
   x = 877,719.72