Finding the Fourth Proportional to 3,872.34, 5,342.22 and 2,544.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,872.34 : 5,342.22 = 2,544.30 : x
2. Step 2: Convert to fraction form
   3,872.34/5,342.22 = 2,544.30/x
3. Step 3: Cross multiply
   3,872.34x = 5,342.22 × 2,544.30
4. Step 4: Simplify right side
   3,872.34x = 13,592,210.35
5. Step 5: Solve for x
   x = 13,592,210.35/3,872.34
6. Step 6: Final answer
   x = 3,510.08