Finding the Fourth Proportional to 3,564.72, 4,919.02 and 2,052.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,564.72 : 4,919.02 = 2,052.20 : x
2. Step 2: Convert to fraction form
   3,564.72/4,919.02 = 2,052.20/x
3. Step 3: Cross multiply
   3,564.72x = 4,919.02 × 2,052.20
4. Step 4: Simplify right side
   3,564.72x = 10,094,820.01
5. Step 5: Solve for x
   x = 10,094,820.01/3,564.72
6. Step 6: Final answer
   x = 2,831.87