Finding the Fourth Proportional to 7,179.18, 10,764.52 and 2,791.47

Step by Step Solution

1. Step 1: Write the proportion equation
   7,179.18 : 10,764.52 = 2,791.47 : x
2. Step 2: Convert to fraction form
   7,179.18/10,764.52 = 2,791.47/x
3. Step 3: Cross multiply
   7,179.18x = 10,764.52 × 2,791.47
4. Step 4: Simplify right side
   7,179.18x = 30,048,834.64
5. Step 5: Solve for x
   x = 30,048,834.64/7,179.18
6. Step 6: Final answer
   x = 4,185.55