Finding the Fourth Proportional to 11,946.76, 17,922.90 and 3,626.80

Step by Step Solution

1. Step 1: Write the proportion equation
   11,946.76 : 17,922.90 = 3,626.80 : x
2. Step 2: Convert to fraction form
   11,946.76/17,922.90 = 3,626.80/x
3. Step 3: Cross multiply
   11,946.76x = 17,922.90 × 3,626.80
4. Step 4: Simplify right side
   11,946.76x = 65,002,773.72
5. Step 5: Solve for x
   x = 65,002,773.72/11,946.76
6. Step 6: Final answer
   x = 5,441.04