Finding the Fourth Proportional to 11,154.67, 16,728.47 and 3,757.39

Step by Step Solution

1. Step 1: Write the proportion equation
   11,154.67 : 16,728.47 = 3,757.39 : x
2. Step 2: Convert to fraction form
   11,154.67/16,728.47 = 3,757.39/x
3. Step 3: Cross multiply
   11,154.67x = 16,728.47 × 3,757.39
4. Step 4: Simplify right side
   11,154.67x = 62,855,385.89
5. Step 5: Solve for x
   x = 62,855,385.89/11,154.67
6. Step 6: Final answer
   x = 5,634.89