Finding the Fourth Proportional to 14,225.96, 21,339.52 and 5,340.38

Step by Step Solution

1. Step 1: Write the proportion equation
   14,225.96 : 21,339.52 = 5,340.38 : x
2. Step 2: Convert to fraction form
   14,225.96/21,339.52 = 5,340.38/x
3. Step 3: Cross multiply
   14,225.96x = 21,339.52 × 5,340.38
4. Step 4: Simplify right side
   14,225.96x = 113,961,145.82
5. Step 5: Solve for x
   x = 113,961,145.82/14,225.96
6. Step 6: Final answer
   x = 8,010.79