Finding the Fourth Proportional to 2,185.10, 3,271.84 and 1,493.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.10 : 3,271.84 = 1,493.12 : x
2. Step 2: Convert to fraction form
   2,185.10/3,271.84 = 1,493.12/x
3. Step 3: Cross multiply
   2,185.10x = 3,271.84 × 1,493.12
4. Step 4: Simplify right side
   2,185.10x = 4,885,249.74
5. Step 5: Solve for x
   x = 4,885,249.74/2,185.10
6. Step 6: Final answer
   x = 2,235.71