Finding the Fourth Proportional to 11,405.38, 17,118.83 and 5,862.61

Step by Step Solution

1. Step 1: Write the proportion equation
   11,405.38 : 17,118.83 = 5,862.61 : x
2. Step 2: Convert to fraction form
   11,405.38/17,118.83 = 5,862.61/x
3. Step 3: Cross multiply
   11,405.38x = 17,118.83 × 5,862.61
4. Step 4: Simplify right side
   11,405.38x = 100,361,051.26
5. Step 5: Solve for x
   x = 100,361,051.26/11,405.38
6. Step 6: Final answer
   x = 8,799.45