Finding the Fourth Proportional to 7,080.30, 10,622.07 and 3,958.76

Step by Step Solution

1. Step 1: Write the proportion equation
   7,080.30 : 10,622.07 = 3,958.76 : x
2. Step 2: Convert to fraction form
   7,080.30/10,622.07 = 3,958.76/x
3. Step 3: Cross multiply
   7,080.30x = 10,622.07 × 3,958.76
4. Step 4: Simplify right side
   7,080.30x = 42,050,252.39
5. Step 5: Solve for x
   x = 42,050,252.39/7,080.30
6. Step 6: Final answer
   x = 5,939.05