Finding the Fourth Proportional to 11,099.35, 16,654.61 and 4,859.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,099.35 : 16,654.61 = 4,859.42 : x
2. Step 2: Convert to fraction form
   11,099.35/16,654.61 = 4,859.42/x
3. Step 3: Cross multiply
   11,099.35x = 16,654.61 × 4,859.42
4. Step 4: Simplify right side
   11,099.35x = 80,931,744.93
5. Step 5: Solve for x
   x = 80,931,744.93/11,099.35
6. Step 6: Final answer
   x = 7,291.58