Finding the Fourth Proportional to 2,885.18, 3,981.63 and 1,766.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,885.18 : 3,981.63 = 1,766.10 : x
2. Step 2: Convert to fraction form
   2,885.18/3,981.63 = 1,766.10/x
3. Step 3: Cross multiply
   2,885.18x = 3,981.63 × 1,766.10
4. Step 4: Simplify right side
   2,885.18x = 7,031,947.91
5. Step 5: Solve for x
   x = 7,031,947.91/2,885.18
6. Step 6: Final answer
   x = 2,437.26