Finding the Fourth Proportional to 8,179.27, 11,276.06 and 5,522.47

Step by Step Solution

1. Step 1: Write the proportion equation
   8,179.27 : 11,276.06 = 5,522.47 : x
2. Step 2: Convert to fraction form
   8,179.27/11,276.06 = 5,522.47/x
3. Step 3: Cross multiply
   8,179.27x = 11,276.06 × 5,522.47
4. Step 4: Simplify right side
   8,179.27x = 62,271,675.46
5. Step 5: Solve for x
   x = 62,271,675.46/8,179.27
6. Step 6: Final answer
   x = 7,613.35