Finding the Fourth Proportional to 5,919.23, 8,875.89 and 3,454.67

Step by Step Solution

1. Step 1: Write the proportion equation
   5,919.23 : 8,875.89 = 3,454.67 : x
2. Step 2: Convert to fraction form
   5,919.23/8,875.89 = 3,454.67/x
3. Step 3: Cross multiply
   5,919.23x = 8,875.89 × 3,454.67
4. Step 4: Simplify right side
   5,919.23x = 30,663,270.91
5. Step 5: Solve for x
   x = 30,663,270.91/5,919.23
6. Step 6: Final answer
   x = 5,180.28