Finding the Fourth Proportional to 6,013.26, 8,298.72 and 3,917.39

Step by Step Solution

1. Step 1: Write the proportion equation
   6,013.26 : 8,298.72 = 3,917.39 : x
2. Step 2: Convert to fraction form
   6,013.26/8,298.72 = 3,917.39/x
3. Step 3: Cross multiply
   6,013.26x = 8,298.72 × 3,917.39
4. Step 4: Simplify right side
   6,013.26x = 32,509,281.25
5. Step 5: Solve for x
   x = 32,509,281.25/6,013.26
6. Step 6: Final answer
   x = 5,406.27