Finding the Fourth Proportional to 12,071.22, 16,658.28 and 7,355.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,071.22 : 16,658.28 = 7,355.52 : x
2. Step 2: Convert to fraction form
   12,071.22/16,658.28 = 7,355.52/x
3. Step 3: Cross multiply
   12,071.22x = 16,658.28 × 7,355.52
4. Step 4: Simplify right side
   12,071.22x = 122,530,311.71
5. Step 5: Solve for x
   x = 122,530,311.71/12,071.22
6. Step 6: Final answer
   x = 10,150.62