Finding the Fourth Proportional to 11,827.08, 17,741.57 and 3,929.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,827.08 : 17,741.57 = 3,929.31 : x
2. Step 2: Convert to fraction form
   11,827.08/17,741.57 = 3,929.31/x
3. Step 3: Cross multiply
   11,827.08x = 17,741.57 × 3,929.31
4. Step 4: Simplify right side
   11,827.08x = 69,712,108.77
5. Step 5: Solve for x
   x = 69,712,108.77/11,827.08
6. Step 6: Final answer
   x = 5,894.28