Finding the Fourth Proportional to 11,242.72, 16,859.22 and 3,449.71

Step by Step Solution

1. Step 1: Write the proportion equation
   11,242.72 : 16,859.22 = 3,449.71 : x
2. Step 2: Convert to fraction form
   11,242.72/16,859.22 = 3,449.71/x
3. Step 3: Cross multiply
   11,242.72x = 16,859.22 × 3,449.71
4. Step 4: Simplify right side
   11,242.72x = 58,159,419.83
5. Step 5: Solve for x
   x = 58,159,419.83/11,242.72
6. Step 6: Final answer
   x = 5,173.07