Finding the Fourth Proportional to 9,775.04, 14,661.82 and 3,111.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,775.04 : 14,661.82 = 3,111.27 : x
2. Step 2: Convert to fraction form
   9,775.04/14,661.82 = 3,111.27/x
3. Step 3: Cross multiply
   9,775.04x = 14,661.82 × 3,111.27
4. Step 4: Simplify right side
   9,775.04x = 45,616,829.62
5. Step 5: Solve for x
   x = 45,616,829.62/9,775.04
6. Step 6: Final answer
   x = 4,666.67