Finding the Fourth Proportional to 11,846.72, 17,768.63 and 3,081.44

Step by Step Solution

1. Step 1: Write the proportion equation
   11,846.72 : 17,768.63 = 3,081.44 : x
2. Step 2: Convert to fraction form
   11,846.72/17,768.63 = 3,081.44/x
3. Step 3: Cross multiply
   11,846.72x = 17,768.63 × 3,081.44
4. Step 4: Simplify right side
   11,846.72x = 54,753,019.35
5. Step 5: Solve for x
   x = 54,753,019.35/11,846.72
6. Step 6: Final answer
   x = 4,621.79