Finding the Fourth Proportional to 9,429.32, 14,145.79 and 3,585.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,429.32 : 14,145.79 = 3,585.47 : x
2. Step 2: Convert to fraction form
   9,429.32/14,145.79 = 3,585.47/x
3. Step 3: Cross multiply
   9,429.32x = 14,145.79 × 3,585.47
4. Step 4: Simplify right side
   9,429.32x = 50,719,234.94
5. Step 5: Solve for x
   x = 50,719,234.94/9,429.32
6. Step 6: Final answer
   x = 5,378.89