Finding the Fourth Proportional to 11,457.78, 17,183.52 and 4,061.22

Step by Step Solution

1. Step 1: Write the proportion equation
   11,457.78 : 17,183.52 = 4,061.22 : x
2. Step 2: Convert to fraction form
   11,457.78/17,183.52 = 4,061.22/x
3. Step 3: Cross multiply
   11,457.78x = 17,183.52 × 4,061.22
4. Step 4: Simplify right side
   11,457.78x = 69,786,055.09
5. Step 5: Solve for x
   x = 69,786,055.09/11,457.78
6. Step 6: Final answer
   x = 6,090.71