Finding the Fourth Proportional to 14,111.46, 19,469.43 and 9,396.54

Step by Step Solution

1. Step 1: Write the proportion equation
   14,111.46 : 19,469.43 = 9,396.54 : x
2. Step 2: Convert to fraction form
   14,111.46/19,469.43 = 9,396.54/x
3. Step 3: Cross multiply
   14,111.46x = 19,469.43 × 9,396.54
4. Step 4: Simplify right side
   14,111.46x = 182,945,277.77
5. Step 5: Solve for x
   x = 182,945,277.77/14,111.46
6. Step 6: Final answer
   x = 12,964.31