Finding the Fourth Proportional to 11,827.09, 16,321.53 and 7,841.08

Step by Step Solution

1. Step 1: Write the proportion equation
   11,827.09 : 16,321.53 = 7,841.08 : x
2. Step 2: Convert to fraction form
   11,827.09/16,321.53 = 7,841.08/x
3. Step 3: Cross multiply
   11,827.09x = 16,321.53 × 7,841.08
4. Step 4: Simplify right side
   11,827.09x = 127,978,422.45
5. Step 5: Solve for x
   x = 127,978,422.45/11,827.09
6. Step 6: Final answer
   x = 10,820.79