Finding the Fourth Proportional to 9,764.24, 13,474.71 and 5,457.33

Step by Step Solution

1. Step 1: Write the proportion equation
   9,764.24 : 13,474.71 = 5,457.33 : x
2. Step 2: Convert to fraction form
   9,764.24/13,474.71 = 5,457.33/x
3. Step 3: Cross multiply
   9,764.24x = 13,474.71 × 5,457.33
4. Step 4: Simplify right side
   9,764.24x = 73,535,939.12
5. Step 5: Solve for x
   x = 73,535,939.12/9,764.24
6. Step 6: Final answer
   x = 7,531.15