Finding the Fourth Proportional to 11,429.27, 17,137.28 and 3,529.67

Step by Step Solution

1. Step 1: Write the proportion equation
   11,429.27 : 17,137.28 = 3,529.67 : x
2. Step 2: Convert to fraction form
   11,429.27/17,137.28 = 3,529.67/x
3. Step 3: Cross multiply
   11,429.27x = 17,137.28 × 3,529.67
4. Step 4: Simplify right side
   11,429.27x = 60,488,839.76
5. Step 5: Solve for x
   x = 60,488,839.76/11,429.27
6. Step 6: Final answer
   x = 5,292.45