Finding the Fourth Proportional to 11,014.43, 16,510.78 and 7,054.44

Step by Step Solution

1. Step 1: Write the proportion equation
   11,014.43 : 16,510.78 = 7,054.44 : x
2. Step 2: Convert to fraction form
   11,014.43/16,510.78 = 7,054.44/x
3. Step 3: Cross multiply
   11,014.43x = 16,510.78 × 7,054.44
4. Step 4: Simplify right side
   11,014.43x = 116,474,253.77
5. Step 5: Solve for x
   x = 116,474,253.77/11,014.43
6. Step 6: Final answer
   x = 10,574.70