Finding the Fourth Proportional to 22,661.10, 33,993.27 and 7,868.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,661.10 : 33,993.27 = 7,868.10 : x
2. Step 2: Convert to fraction form
   22,661.10/33,993.27 = 7,868.10/x
3. Step 3: Cross multiply
   22,661.10x = 33,993.27 × 7,868.10
4. Step 4: Simplify right side
   22,661.10x = 267,462,447.69
5. Step 5: Solve for x
   x = 267,462,447.69/22,661.10
6. Step 6: Final answer
   x = 11,802.71