Finding the Fourth Proportional to 3,760.07, 5,188.82 and 2,058.57

Step by Step Solution

1. Step 1: Write the proportion equation
   3,760.07 : 5,188.82 = 2,058.57 : x
2. Step 2: Convert to fraction form
   3,760.07/5,188.82 = 2,058.57/x
3. Step 3: Cross multiply
   3,760.07x = 5,188.82 × 2,058.57
4. Step 4: Simplify right side
   3,760.07x = 10,681,538.89
5. Step 5: Solve for x
   x = 10,681,538.89/3,760.07
6. Step 6: Final answer
   x = 2,840.78