Finding the Fourth Proportional to 3,671.32, 5,493.18 and 2,185.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,671.32 : 5,493.18 = 2,185.06 : x
2. Step 2: Convert to fraction form
   3,671.32/5,493.18 = 2,185.06/x
3. Step 3: Cross multiply
   3,671.32x = 5,493.18 × 2,185.06
4. Step 4: Simplify right side
   3,671.32x = 12,002,927.89
5. Step 5: Solve for x
   x = 12,002,927.89/3,671.32
6. Step 6: Final answer
   x = 3,269.38