Finding the Fourth Proportional to 12,960.00, 19,442.30 and 5,361.27

Step by Step Solution

1. Step 1: Write the proportion equation
   12,960.00 : 19,442.30 = 5,361.27 : x
2. Step 2: Convert to fraction form
   12,960.00/19,442.30 = 5,361.27/x
3. Step 3: Cross multiply
   12,960.00x = 19,442.30 × 5,361.27
4. Step 4: Simplify right side
   12,960.00x = 104,235,429.37
5. Step 5: Solve for x
   x = 104,235,429.37/12,960.00
6. Step 6: Final answer
   x = 8,042.85