Finding the Fourth Proportional to 9,728.29, 14,594.57 and 3,155.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,728.29 : 14,594.57 = 3,155.14 : x
2. Step 2: Convert to fraction form
   9,728.29/14,594.57 = 3,155.14/x
3. Step 3: Cross multiply
   9,728.29x = 14,594.57 × 3,155.14
4. Step 4: Simplify right side
   9,728.29x = 46,047,925.89
5. Step 5: Solve for x
   x = 46,047,925.89/9,728.29
6. Step 6: Final answer
   x = 4,733.40