Finding the Fourth Proportional to 11,407.70, 17,111.41 and 3,616.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,407.70 : 17,111.41 = 3,616.52 : x
2. Step 2: Convert to fraction form
   11,407.70/17,111.41 = 3,616.52/x
3. Step 3: Cross multiply
   11,407.70x = 17,111.41 × 3,616.52
4. Step 4: Simplify right side
   11,407.70x = 61,883,661.89
5. Step 5: Solve for x
   x = 61,883,661.89/11,407.70
6. Step 6: Final answer
   x = 5,424.73