Finding the Fourth Proportional to 11,036.78, 16,555.68 and 3,641.88

Step by Step Solution

1. Step 1: Write the proportion equation
   11,036.78 : 16,555.68 = 3,641.88 : x
2. Step 2: Convert to fraction form
   11,036.78/16,555.68 = 3,641.88/x
3. Step 3: Cross multiply
   11,036.78x = 16,555.68 × 3,641.88
4. Step 4: Simplify right side
   11,036.78x = 60,293,799.88
5. Step 5: Solve for x
   x = 60,293,799.88/11,036.78
6. Step 6: Final answer
   x = 5,462.99