Finding the Fourth Proportional to 9,300.75, 13,939.26 and 4,359.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,300.75 : 13,939.26 = 4,359.50 : x
2. Step 2: Convert to fraction form
   9,300.75/13,939.26 = 4,359.50/x
3. Step 3: Cross multiply
   9,300.75x = 13,939.26 × 4,359.50
4. Step 4: Simplify right side
   9,300.75x = 60,768,238.82
5. Step 5: Solve for x
   x = 60,768,238.82/9,300.75
6. Step 6: Final answer
   x = 6,533.69