Finding the Fourth Proportional to 9,433.67, 13,018.32 and 5,455.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,433.67 : 13,018.32 = 5,455.15 : x
2. Step 2: Convert to fraction form
   9,433.67/13,018.32 = 5,455.15/x
3. Step 3: Cross multiply
   9,433.67x = 13,018.32 × 5,455.15
4. Step 4: Simplify right side
   9,433.67x = 71,016,855.80
5. Step 5: Solve for x
   x = 71,016,855.80/9,433.67
6. Step 6: Final answer
   x = 7,528.02