Finding the Fourth Proportional to 7,404.89, 11,106.86 and 4,079.57

Step by Step Solution

1. Step 1: Write the proportion equation
   7,404.89 : 11,106.86 = 4,079.57 : x
2. Step 2: Convert to fraction form
   7,404.89/11,106.86 = 4,079.57/x
3. Step 3: Cross multiply
   7,404.89x = 11,106.86 × 4,079.57
4. Step 4: Simplify right side
   7,404.89x = 45,311,136.92
5. Step 5: Solve for x
   x = 45,311,136.92/7,404.89
6. Step 6: Final answer
   x = 6,119.09