Finding the Fourth Proportional to 5,978.47, 8,969.53 and 3,058.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,978.47 : 8,969.53 = 3,058.83 : x
2. Step 2: Convert to fraction form
   5,978.47/8,969.53 = 3,058.83/x
3. Step 3: Cross multiply
   5,978.47x = 8,969.53 × 3,058.83
4. Step 4: Simplify right side
   5,978.47x = 27,436,267.45
5. Step 5: Solve for x
   x = 27,436,267.45/5,978.47
6. Step 6: Final answer
   x = 4,589.18