Finding the Fourth Proportional to 9,499.46, 13,107.03 and 5,721.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,499.46 : 13,107.03 = 5,721.62 : x
2. Step 2: Convert to fraction form
   9,499.46/13,107.03 = 5,721.62/x
3. Step 3: Cross multiply
   9,499.46x = 13,107.03 × 5,721.62
4. Step 4: Simplify right side
   9,499.46x = 74,993,444.99
5. Step 5: Solve for x
   x = 74,993,444.99/9,499.46
6. Step 6: Final answer
   x = 7,894.50