Finding the Fourth Proportional to 10,930.52, 16,396.02 and 4,005

Step by Step Solution

1. Step 1: Write the proportion equation
   10,930.52 : 16,396.02 = 4,005 : x
2. Step 2: Convert to fraction form
   10,930.52/16,396.02 = 4,005/x
3. Step 3: Cross multiply
   10,930.52x = 16,396.02 × 4,005
4. Step 4: Simplify right side
   10,930.52x = 65,666,060.10
5. Step 5: Solve for x
   x = 65,666,060.10/10,930.52
6. Step 6: Final answer
   x = 6,007.59