Finding the Fourth Proportional to 2,885.58, 3,981.86 and 1,766.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,885.58 : 3,981.86 = 1,766.04 : x
2. Step 2: Convert to fraction form
   2,885.58/3,981.86 = 1,766.04/x
3. Step 3: Cross multiply
   2,885.58x = 3,981.86 × 1,766.04
4. Step 4: Simplify right side
   2,885.58x = 7,032,124.03
5. Step 5: Solve for x
   x = 7,032,124.03/2,885.58
6. Step 6: Final answer
   x = 2,436.99