Finding the Fourth Proportional to 9,826.47, 13,560.77 and 5,350.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,826.47 : 13,560.77 = 5,350.46 : x
2. Step 2: Convert to fraction form
   9,826.47/13,560.77 = 5,350.46/x
3. Step 3: Cross multiply
   9,826.47x = 13,560.77 × 5,350.46
4. Step 4: Simplify right side
   9,826.47x = 72,556,401.23
5. Step 5: Solve for x
   x = 72,556,401.23/9,826.47
6. Step 6: Final answer
   x = 7,383.77