Finding the Fourth Proportional to 14,404.07, 21,591.27 and 5,516.99

Step by Step Solution

1. Step 1: Write the proportion equation
   14,404.07 : 21,591.27 = 5,516.99 : x
2. Step 2: Convert to fraction form
   14,404.07/21,591.27 = 5,516.99/x
3. Step 3: Cross multiply
   14,404.07x = 21,591.27 × 5,516.99
4. Step 4: Simplify right side
   14,404.07x = 119,118,712.72
5. Step 5: Solve for x
   x = 119,118,712.72/14,404.07
6. Step 6: Final answer
   x = 8,269.80