Finding the Fourth Proportional to 11,853.29, 17,772.62 and 5,090.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,853.29 : 17,772.62 = 5,090.82 : x
2. Step 2: Convert to fraction form
   11,853.29/17,772.62 = 5,090.82/x
3. Step 3: Cross multiply
   11,853.29x = 17,772.62 × 5,090.82
4. Step 4: Simplify right side
   11,853.29x = 90,477,183.89
5. Step 5: Solve for x
   x = 90,477,183.89/11,853.29
6. Step 6: Final answer
   x = 7,633.09