Finding the Fourth Proportional to 9,498.18, 13,107.48 and 5,306.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,498.18 : 13,107.48 = 5,306.46 : x
2. Step 2: Convert to fraction form
   9,498.18/13,107.48 = 5,306.46/x
3. Step 3: Cross multiply
   9,498.18x = 13,107.48 × 5,306.46
4. Step 4: Simplify right side
   9,498.18x = 69,554,318.32
5. Step 5: Solve for x
   x = 69,554,318.32/9,498.18
6. Step 6: Final answer
   x = 7,322.91