Finding the Fourth Proportional to 4,168.50, 5,752.32 and 2,279.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,168.50 : 5,752.32 = 2,279.72 : x
2. Step 2: Convert to fraction form
   4,168.50/5,752.32 = 2,279.72/x
3. Step 3: Cross multiply
   4,168.50x = 5,752.32 × 2,279.72
4. Step 4: Simplify right side
   4,168.50x = 13,113,681.43
5. Step 5: Solve for x
   x = 13,113,681.43/4,168.50
6. Step 6: Final answer
   x = 3,145.90