Finding the Fourth Proportional to 14,105.52, 21,158.31 and 5,784.05

Step by Step Solution

1. Step 1: Write the proportion equation
   14,105.52 : 21,158.31 = 5,784.05 : x
2. Step 2: Convert to fraction form
   14,105.52/21,158.31 = 5,784.05/x
3. Step 3: Cross multiply
   14,105.52x = 21,158.31 × 5,784.05
4. Step 4: Simplify right side
   14,105.52x = 122,380,617.16
5. Step 5: Solve for x
   x = 122,380,617.16/14,105.52
6. Step 6: Final answer
   x = 8,676.08