Finding the Fourth Proportional to 3,992.04, 5,508.52 and 2,223.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,992.04 : 5,508.52 = 2,223.52 : x
2. Step 2: Convert to fraction form
   3,992.04/5,508.52 = 2,223.52/x
3. Step 3: Cross multiply
   3,992.04x = 5,508.52 × 2,223.52
4. Step 4: Simplify right side
   3,992.04x = 12,248,304.39
5. Step 5: Solve for x
   x = 12,248,304.39/3,992.04
6. Step 6: Final answer
   x = 3,068.18