Finding the Fourth Proportional to 2,055,310.72, 3,082,744.60 and 539,145.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055,310.72 : 3,082,744.60 = 539,145.63 : x
2. Step 2: Convert to fraction form
   2,055,310.72/3,082,744.60 = 539,145.63/x
3. Step 3: Cross multiply
   2,055,310.72x = 3,082,744.60 × 539,145.63
4. Step 4: Simplify right side
   2,055,310.72x = 1,662,048,279,496.10
5. Step 5: Solve for x
   x = 1,662,048,279,496.10/2,055,310.72
6. Step 6: Final answer
   x = 808,660.35