Finding the Fourth Proportional to 6,011.54, 8,300.02 and 3,919.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,011.54 : 8,300.02 = 3,919.30 : x
2. Step 2: Convert to fraction form
   6,011.54/8,300.02 = 3,919.30/x
3. Step 3: Cross multiply
   6,011.54x = 8,300.02 × 3,919.30
4. Step 4: Simplify right side
   6,011.54x = 32,530,268.39
5. Step 5: Solve for x
   x = 32,530,268.39/6,011.54
6. Step 6: Final answer
   x = 5,411.30