Finding the Fourth Proportional to 2,885.37, 3,982.41 and 1,888.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,885.37 : 3,982.41 = 1,888.80 : x
2. Step 2: Convert to fraction form
   2,885.37/3,982.41 = 1,888.80/x
3. Step 3: Cross multiply
   2,885.37x = 3,982.41 × 1,888.80
4. Step 4: Simplify right side
   2,885.37x = 7,521,976.01
5. Step 5: Solve for x
   x = 7,521,976.01/2,885.37
6. Step 6: Final answer
   x = 2,606.94