Finding the Fourth Proportional to 11,766.13, 17,651.82 and 3,974.74

Step by Step Solution

1. Step 1: Write the proportion equation
   11,766.13 : 17,651.82 = 3,974.74 : x
2. Step 2: Convert to fraction form
   11,766.13/17,651.82 = 3,974.74/x
3. Step 3: Cross multiply
   11,766.13x = 17,651.82 × 3,974.74
4. Step 4: Simplify right side
   11,766.13x = 70,161,395.03
5. Step 5: Solve for x
   x = 70,161,395.03/11,766.13
6. Step 6: Final answer
   x = 5,963.00