Finding the Fourth Proportional to 9,429.57, 14,146.17 and 3,585.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,429.57 : 14,146.17 = 3,585.72 : x
2. Step 2: Convert to fraction form
   9,429.57/14,146.17 = 3,585.72/x
3. Step 3: Cross multiply
   9,429.57x = 14,146.17 × 3,585.72
4. Step 4: Simplify right side
   9,429.57x = 50,724,204.69
5. Step 5: Solve for x
   x = 50,724,204.69/9,429.57
6. Step 6: Final answer
   x = 5,379.27