Finding the Fourth Proportional to 11,474.43, 15,844.05 and 9,350.28

Step by Step Solution

1. Step 1: Write the proportion equation
   11,474.43 : 15,844.05 = 9,350.28 : x
2. Step 2: Convert to fraction form
   11,474.43/15,844.05 = 9,350.28/x
3. Step 3: Cross multiply
   11,474.43x = 15,844.05 × 9,350.28
4. Step 4: Simplify right side
   11,474.43x = 148,146,303.83
5. Step 5: Solve for x
   x = 148,146,303.83/11,474.43
6. Step 6: Final answer
   x = 12,910.99