Finding the Fourth Proportional to 7,030.91, 10,535.96 and 3,078.51

Step by Step Solution

1. Step 1: Write the proportion equation
   7,030.91 : 10,535.96 = 3,078.51 : x
2. Step 2: Convert to fraction form
   7,030.91/10,535.96 = 3,078.51/x
3. Step 3: Cross multiply
   7,030.91x = 10,535.96 × 3,078.51
4. Step 4: Simplify right side
   7,030.91x = 32,435,042.83
5. Step 5: Solve for x
   x = 32,435,042.83/7,030.91
6. Step 6: Final answer
   x = 4,613.21