Finding the Fourth Proportional to 11,072.45, 16,627.49 and 7,398.29

Step by Step Solution

1. Step 1: Write the proportion equation
   11,072.45 : 16,627.49 = 7,398.29 : x
2. Step 2: Convert to fraction form
   11,072.45/16,627.49 = 7,398.29/x
3. Step 3: Cross multiply
   11,072.45x = 16,627.49 × 7,398.29
4. Step 4: Simplify right side
   11,072.45x = 123,014,872.86
5. Step 5: Solve for x
   x = 123,014,872.86/11,072.45
6. Step 6: Final answer
   x = 11,110.00