Finding the Fourth Proportional to 11,172.67, 16,757.17 and 3,776.96

Step by Step Solution

1. Step 1: Write the proportion equation
   11,172.67 : 16,757.17 = 3,776.96 : x
2. Step 2: Convert to fraction form
   11,172.67/16,757.17 = 3,776.96/x
3. Step 3: Cross multiply
   11,172.67x = 16,757.17 × 3,776.96
4. Step 4: Simplify right side
   11,172.67x = 63,291,160.80
5. Step 5: Solve for x
   x = 63,291,160.80/11,172.67
6. Step 6: Final answer
   x = 5,664.82