Finding the Fourth Proportional to 7,029.42, 10,540.20 and 3,080.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,029.42 : 10,540.20 = 3,080.10 : x
2. Step 2: Convert to fraction form
   7,029.42/10,540.20 = 3,080.10/x
3. Step 3: Cross multiply
   7,029.42x = 10,540.20 × 3,080.10
4. Step 4: Simplify right side
   7,029.42x = 32,464,870.02
5. Step 5: Solve for x
   x = 32,464,870.02/7,029.42
6. Step 6: Final answer
   x = 4,618.43