Finding the Fourth Proportional to 11,068.80, 16,601.28 and 3,672.96

Step by Step Solution

1. Step 1: Write the proportion equation
   11,068.80 : 16,601.28 = 3,672.96 : x
2. Step 2: Convert to fraction form
   11,068.80/16,601.28 = 3,672.96/x
3. Step 3: Cross multiply
   11,068.80x = 16,601.28 × 3,672.96
4. Step 4: Simplify right side
   11,068.80x = 60,975,837.39
5. Step 5: Solve for x
   x = 60,975,837.39/11,068.80
6. Step 6: Final answer
   x = 5,508.80