Finding the Fourth Proportional to 11,002.05, 16,493.04 and 4,423.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,002.05 : 16,493.04 = 4,423.75 : x
2. Step 2: Convert to fraction form
   11,002.05/16,493.04 = 4,423.75/x
3. Step 3: Cross multiply
   11,002.05x = 16,493.04 × 4,423.75
4. Step 4: Simplify right side
   11,002.05x = 72,961,044.47
5. Step 5: Solve for x
   x = 72,961,044.47/11,002.05
6. Step 6: Final answer
   x = 6,631.59