Finding the Fourth Proportional to 9,809.39, 13,536.81 and 5,333.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,809.39 : 13,536.81 = 5,333.10 : x
2. Step 2: Convert to fraction form
   9,809.39/13,536.81 = 5,333.10/x
3. Step 3: Cross multiply
   9,809.39x = 13,536.81 × 5,333.10
4. Step 4: Simplify right side
   9,809.39x = 72,193,161.41
5. Step 5: Solve for x
   x = 72,193,161.41/9,809.39
6. Step 6: Final answer
   x = 7,359.60