Finding the Fourth Proportional to 11,061.08, 16,590.16 and 3,663.68

Step by Step Solution

1. Step 1: Write the proportion equation
   11,061.08 : 16,590.16 = 3,663.68 : x
2. Step 2: Convert to fraction form
   11,061.08/16,590.16 = 3,663.68/x
3. Step 3: Cross multiply
   11,061.08x = 16,590.16 × 3,663.68
4. Step 4: Simplify right side
   11,061.08x = 60,781,037.39
5. Step 5: Solve for x
   x = 60,781,037.39/11,061.08
6. Step 6: Final answer
   x = 5,495.04