Finding the Fourth Proportional to 9,812.38, 13,540.83 and 5,336.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,812.38 : 13,540.83 = 5,336.03 : x
2. Step 2: Convert to fraction form
   9,812.38/13,540.83 = 5,336.03/x
3. Step 3: Cross multiply
   9,812.38x = 13,540.83 × 5,336.03
4. Step 4: Simplify right side
   9,812.38x = 72,254,275.10
5. Step 5: Solve for x
   x = 72,254,275.10/9,812.38
6. Step 6: Final answer
   x = 7,363.58