Finding the Fourth Proportional to 7,270.61, 10,896.76 and 3,938.73

Step by Step Solution

1. Step 1: Write the proportion equation
   7,270.61 : 10,896.76 = 3,938.73 : x
2. Step 2: Convert to fraction form
   7,270.61/10,896.76 = 3,938.73/x
3. Step 3: Cross multiply
   7,270.61x = 10,896.76 × 3,938.73
4. Step 4: Simplify right side
   7,270.61x = 42,919,359.58
5. Step 5: Solve for x
   x = 42,919,359.58/7,270.61
6. Step 6: Final answer
   x = 5,903.13