Finding the Fourth Proportional to 9,610.30, 13,262.82 and 5,418.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,610.30 : 13,262.82 = 5,418.82 : x
2. Step 2: Convert to fraction form
   9,610.30/13,262.82 = 5,418.82/x
3. Step 3: Cross multiply
   9,610.30x = 13,262.82 × 5,418.82
4. Step 4: Simplify right side
   9,610.30x = 71,868,834.27
5. Step 5: Solve for x
   x = 71,868,834.27/9,610.30
6. Step 6: Final answer
   x = 7,478.31