Finding the Fourth Proportional to 7,016.64, 10,520.08 and 3,551.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,016.64 : 10,520.08 = 3,551.52 : x
2. Step 2: Convert to fraction form
   7,016.64/10,520.08 = 3,551.52/x
3. Step 3: Cross multiply
   7,016.64x = 10,520.08 × 3,551.52
4. Step 4: Simplify right side
   7,016.64x = 37,362,274.52
5. Step 5: Solve for x
   x = 37,362,274.52/7,016.64
6. Step 6: Final answer
   x = 5,324.81