Finding the Fourth Proportional to 11,068.73, 16,605.53 and 3,278.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,068.73 : 16,605.53 = 3,278.15 : x
2. Step 2: Convert to fraction form
   11,068.73/16,605.53 = 3,278.15/x
3. Step 3: Cross multiply
   11,068.73x = 16,605.53 × 3,278.15
4. Step 4: Simplify right side
   11,068.73x = 54,435,467.88
5. Step 5: Solve for x
   x = 54,435,467.88/11,068.73
6. Step 6: Final answer
   x = 4,917.95