Finding the Fourth Proportional to 9,081.01, 13,626.78 and 3,815.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,081.01 : 13,626.78 = 3,815.61 : x
2. Step 2: Convert to fraction form
   9,081.01/13,626.78 = 3,815.61/x
3. Step 3: Cross multiply
   9,081.01x = 13,626.78 × 3,815.61
4. Step 4: Simplify right side
   9,081.01x = 51,994,434.09
5. Step 5: Solve for x
   x = 51,994,434.09/9,081.01
6. Step 6: Final answer
   x = 5,725.62