Finding the Fourth Proportional to 11,443.42, 17,165.75 and 3,651.63

Step by Step Solution

1. Step 1: Write the proportion equation
   11,443.42 : 17,165.75 = 3,651.63 : x
2. Step 2: Convert to fraction form
   11,443.42/17,165.75 = 3,651.63/x
3. Step 3: Cross multiply
   11,443.42x = 17,165.75 × 3,651.63
4. Step 4: Simplify right side
   11,443.42x = 62,682,967.67
5. Step 5: Solve for x
   x = 62,682,967.67/11,443.42
6. Step 6: Final answer
   x = 5,477.64