Finding the Fourth Proportional to 7,158.84, 9,879.31 and 4,325.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,158.84 : 9,879.31 = 4,325.82 : x
2. Step 2: Convert to fraction form
   7,158.84/9,879.31 = 4,325.82/x
3. Step 3: Cross multiply
   7,158.84x = 9,879.31 × 4,325.82
4. Step 4: Simplify right side
   7,158.84x = 42,736,116.78
5. Step 5: Solve for x
   x = 42,736,116.78/7,158.84
6. Step 6: Final answer
   x = 5,969.70