Finding the Fourth Proportional to 11,896.42, 17,841.12 and 3,574.21

Step by Step Solution

1. Step 1: Write the proportion equation
   11,896.42 : 17,841.12 = 3,574.21 : x
2. Step 2: Convert to fraction form
   11,896.42/17,841.12 = 3,574.21/x
3. Step 3: Cross multiply
   11,896.42x = 17,841.12 × 3,574.21
4. Step 4: Simplify right side
   11,896.42x = 63,767,909.52
5. Step 5: Solve for x
   x = 63,767,909.52/11,896.42
6. Step 6: Final answer
   x = 5,360.26