Finding the Fourth Proportional to 11,484.72, 17,229.69 and 4,089.96

Step by Step Solution

1. Step 1: Write the proportion equation
   11,484.72 : 17,229.69 = 4,089.96 : x
2. Step 2: Convert to fraction form
   11,484.72/17,229.69 = 4,089.96/x
3. Step 3: Cross multiply
   11,484.72x = 17,229.69 × 4,089.96
4. Step 4: Simplify right side
   11,484.72x = 70,468,742.91
5. Step 5: Solve for x
   x = 70,468,742.91/11,484.72
6. Step 6: Final answer
   x = 6,135.87