Finding the Fourth Proportional to 2,769.57, 3,822.18 and 1,590.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,769.57 : 3,822.18 = 1,590.83 : x
2. Step 2: Convert to fraction form
   2,769.57/3,822.18 = 1,590.83/x
3. Step 3: Cross multiply
   2,769.57x = 3,822.18 × 1,590.83
4. Step 4: Simplify right side
   2,769.57x = 6,080,419.50
5. Step 5: Solve for x
   x = 6,080,419.50/2,769.57
6. Step 6: Final answer
   x = 2,195.44