Finding the Fourth Proportional to 7,003.38, 9,664.54 and 3,816.71

Step by Step Solution

1. Step 1: Write the proportion equation
   7,003.38 : 9,664.54 = 3,816.71 : x
2. Step 2: Convert to fraction form
   7,003.38/9,664.54 = 3,816.71/x
3. Step 3: Cross multiply
   7,003.38x = 9,664.54 × 3,816.71
4. Step 4: Simplify right side
   7,003.38x = 36,886,746.46
5. Step 5: Solve for x
   x = 36,886,746.46/7,003.38
6. Step 6: Final answer
   x = 5,266.99