Finding the Fourth Proportional to 12,055.92, 18,071.40 and 4,658.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,055.92 : 18,071.40 = 4,658.52 : x
2. Step 2: Convert to fraction form
   12,055.92/18,071.40 = 4,658.52/x
3. Step 3: Cross multiply
   12,055.92x = 18,071.40 × 4,658.52
4. Step 4: Simplify right side
   12,055.92x = 84,185,978.33
5. Step 5: Solve for x
   x = 84,185,978.33/12,055.92
6. Step 6: Final answer
   x = 6,982.96