Finding the Fourth Proportional to 21,429.72, 32,144.62 and 5,849.64

Step by Step Solution

1. Step 1: Write the proportion equation
   21,429.72 : 32,144.62 = 5,849.64 : x
2. Step 2: Convert to fraction form
   21,429.72/32,144.62 = 5,849.64/x
3. Step 3: Cross multiply
   21,429.72x = 32,144.62 × 5,849.64
4. Step 4: Simplify right side
   21,429.72x = 188,034,454.94
5. Step 5: Solve for x
   x = 188,034,454.94/21,429.72
6. Step 6: Final answer
   x = 8,774.47