Finding the Fourth Proportional to 14,103.63, 21,152.72 and 5,339.23

Step by Step Solution

1. Step 1: Write the proportion equation
   14,103.63 : 21,152.72 = 5,339.23 : x
2. Step 2: Convert to fraction form
   14,103.63/21,152.72 = 5,339.23/x
3. Step 3: Cross multiply
   14,103.63x = 21,152.72 × 5,339.23
4. Step 4: Simplify right side
   14,103.63x = 112,939,197.67
5. Step 5: Solve for x
   x = 112,939,197.67/14,103.63
6. Step 6: Final answer
   x = 8,007.81