Finding the Fourth Proportional to 7,201.28, 10,792.69 and 5,554.37

Step by Step Solution

1. Step 1: Write the proportion equation
   7,201.28 : 10,792.69 = 5,554.37 : x
2. Step 2: Convert to fraction form
   7,201.28/10,792.69 = 5,554.37/x
3. Step 3: Cross multiply
   7,201.28x = 10,792.69 × 5,554.37
4. Step 4: Simplify right side
   7,201.28x = 59,946,637.89
5. Step 5: Solve for x
   x = 59,946,637.89/7,201.28
6. Step 6: Final answer
   x = 8,324.44