Finding the Fourth Proportional to 11,002.05, 16,499.61 and 3,604.86

Step by Step Solution

1. Step 1: Write the proportion equation
   11,002.05 : 16,499.61 = 3,604.86 : x
2. Step 2: Convert to fraction form
   11,002.05/16,499.61 = 3,604.86/x
3. Step 3: Cross multiply
   11,002.05x = 16,499.61 × 3,604.86
4. Step 4: Simplify right side
   11,002.05x = 59,478,784.10
5. Step 5: Solve for x
   x = 59,478,784.10/11,002.05
6. Step 6: Final answer
   x = 5,406.15