Finding the Fourth Proportional to 11,955.69, 17,941.71 and 4,164.51

Step by Step Solution

1. Step 1: Write the proportion equation
   11,955.69 : 17,941.71 = 4,164.51 : x
2. Step 2: Convert to fraction form
   11,955.69/17,941.71 = 4,164.51/x
3. Step 3: Cross multiply
   11,955.69x = 17,941.71 × 4,164.51
4. Step 4: Simplify right side
   11,955.69x = 74,718,430.71
5. Step 5: Solve for x
   x = 74,718,430.71/11,955.69
6. Step 6: Final answer
   x = 6,249.61