Finding the Fourth Proportional to 11,411.28, 17,105.99 and 3,614.63

Step by Step Solution

1. Step 1: Write the proportion equation
   11,411.28 : 17,105.99 = 3,614.63 : x
2. Step 2: Convert to fraction form
   11,411.28/17,105.99 = 3,614.63/x
3. Step 3: Cross multiply
   11,411.28x = 17,105.99 × 3,614.63
4. Step 4: Simplify right side
   11,411.28x = 61,831,721.03
5. Step 5: Solve for x
   x = 61,831,721.03/11,411.28
6. Step 6: Final answer
   x = 5,418.47