Finding the Fourth Proportional to 9,451.40, 13,045.79 and 5,473.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,451.40 : 13,045.79 = 5,473.49 : x
2. Step 2: Convert to fraction form
   9,451.40/13,045.79 = 5,473.49/x
3. Step 3: Cross multiply
   9,451.40x = 13,045.79 × 5,473.49
4. Step 4: Simplify right side
   9,451.40x = 71,405,949.56
5. Step 5: Solve for x
   x = 71,405,949.56/9,451.40
6. Step 6: Final answer
   x = 7,555.07