Finding the Fourth Proportional to 2,758.53, 3,806.59 and 2,058.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,758.53 : 3,806.59 = 2,058.69 : x
2. Step 2: Convert to fraction form
   2,758.53/3,806.59 = 2,058.69/x
3. Step 3: Cross multiply
   2,758.53x = 3,806.59 × 2,058.69
4. Step 4: Simplify right side
   2,758.53x = 7,836,588.77
5. Step 5: Solve for x
   x = 7,836,588.77/2,758.53
6. Step 6: Final answer
   x = 2,840.86