Finding the Fourth Proportional to 2,254.33, 3,111.06 and 1,591.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,254.33 : 3,111.06 = 1,591.39 : x
2. Step 2: Convert to fraction form
   2,254.33/3,111.06 = 1,591.39/x
3. Step 3: Cross multiply
   2,254.33x = 3,111.06 × 1,591.39
4. Step 4: Simplify right side
   2,254.33x = 4,950,909.77
5. Step 5: Solve for x
   x = 4,950,909.77/2,254.33
6. Step 6: Final answer
   x = 2,196.18