Finding the Fourth Proportional to 9,353.73, 14,025.91 and 3,111.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,353.73 : 14,025.91 = 3,111.56 : x
2. Step 2: Convert to fraction form
   9,353.73/14,025.91 = 3,111.56/x
3. Step 3: Cross multiply
   9,353.73x = 14,025.91 × 3,111.56
4. Step 4: Simplify right side
   9,353.73x = 43,642,519.94
5. Step 5: Solve for x
   x = 43,642,519.94/9,353.73
6. Step 6: Final answer
   x = 4,665.79