Finding the Fourth Proportional to 9,640.65, 13,303.54 and 5,333.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,640.65 : 13,303.54 = 5,333.49 : x
2. Step 2: Convert to fraction form
   9,640.65/13,303.54 = 5,333.49/x
3. Step 3: Cross multiply
   9,640.65x = 13,303.54 × 5,333.49
4. Step 4: Simplify right side
   9,640.65x = 70,954,266.81
5. Step 5: Solve for x
   x = 70,954,266.81/9,640.65
6. Step 6: Final answer
   x = 7,359.91