Finding the Fourth Proportional to 9,826.85, 13,561.02 and 5,350.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,826.85 : 13,561.02 = 5,350.59 : x
2. Step 2: Convert to fraction form
   9,826.85/13,561.02 = 5,350.59/x
3. Step 3: Cross multiply
   9,826.85x = 13,561.02 × 5,350.59
4. Step 4: Simplify right side
   9,826.85x = 72,559,458.00
5. Step 5: Solve for x
   x = 72,559,458.00/9,826.85
6. Step 6: Final answer
   x = 7,383.80