Finding the Fourth Proportional to 3,899.88, 5,846.58 and 2,726.53

Step by Step Solution

1. Step 1: Write the proportion equation
   3,899.88 : 5,846.58 = 2,726.53 : x
2. Step 2: Convert to fraction form
   3,899.88/5,846.58 = 2,726.53/x
3. Step 3: Cross multiply
   3,899.88x = 5,846.58 × 2,726.53
4. Step 4: Simplify right side
   3,899.88x = 15,940,861.15
5. Step 5: Solve for x
   x = 15,940,861.15/3,899.88
6. Step 6: Final answer
   x = 4,087.53