Finding the Fourth Proportional to 7,217.52, 9,962.81 and 4,235.85

Step by Step Solution

1. Step 1: Write the proportion equation
   7,217.52 : 9,962.81 = 4,235.85 : x
2. Step 2: Convert to fraction form
   7,217.52/9,962.81 = 4,235.85/x
3. Step 3: Cross multiply
   7,217.52x = 9,962.81 × 4,235.85
4. Step 4: Simplify right side
   7,217.52x = 42,200,947.56
5. Step 5: Solve for x
   x = 42,200,947.56/7,217.52
6. Step 6: Final answer
   x = 5,847.01