Finding the Fourth Proportional to 11,574.87, 17,363.12 and 5,729.91

Step by Step Solution

1. Step 1: Write the proportion equation
   11,574.87 : 17,363.12 = 5,729.91 : x
2. Step 2: Convert to fraction form
   11,574.87/17,363.12 = 5,729.91/x
3. Step 3: Cross multiply
   11,574.87x = 17,363.12 × 5,729.91
4. Step 4: Simplify right side
   11,574.87x = 99,489,086.27
5. Step 5: Solve for x
   x = 99,489,086.27/11,574.87
6. Step 6: Final answer
   x = 8,595.27