Finding the Fourth Proportional to 7,030.50, 10,542.06 and 2,868.18

Step by Step Solution

1. Step 1: Write the proportion equation
   7,030.50 : 10,542.06 = 2,868.18 : x
2. Step 2: Convert to fraction form
   7,030.50/10,542.06 = 2,868.18/x
3. Step 3: Cross multiply
   7,030.50x = 10,542.06 × 2,868.18
4. Step 4: Simplify right side
   7,030.50x = 30,236,525.65
5. Step 5: Solve for x
   x = 30,236,525.65/7,030.50
6. Step 6: Final answer
   x = 4,300.76