Finding the Fourth Proportional to 3,677.88, 5,074.56 and 2,185.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,677.88 : 5,074.56 = 2,185.18 : x
2. Step 2: Convert to fraction form
   3,677.88/5,074.56 = 2,185.18/x
3. Step 3: Cross multiply
   3,677.88x = 5,074.56 × 2,185.18
4. Step 4: Simplify right side
   3,677.88x = 11,088,827.02
5. Step 5: Solve for x
   x = 11,088,827.02/3,677.88
6. Step 6: Final answer
   x = 3,015.01