Finding the Fourth Proportional to 11,079.63, 16,619.67 and 3,684.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,079.63 : 16,619.67 = 3,684.15 : x
2. Step 2: Convert to fraction form
   11,079.63/16,619.67 = 3,684.15/x
3. Step 3: Cross multiply
   11,079.63x = 16,619.67 × 3,684.15
4. Step 4: Simplify right side
   11,079.63x = 61,229,357.23
5. Step 5: Solve for x
   x = 61,229,357.23/11,079.63
6. Step 6: Final answer
   x = 5,526.30