Finding the Fourth Proportional to 3,522.59, 4,856.76 and 2,261.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,522.59 : 4,856.76 = 2,261.42 : x
2. Step 2: Convert to fraction form
   3,522.59/4,856.76 = 2,261.42/x
3. Step 3: Cross multiply
   3,522.59x = 4,856.76 × 2,261.42
4. Step 4: Simplify right side
   3,522.59x = 10,983,174.20
5. Step 5: Solve for x
   x = 10,983,174.20/3,522.59
6. Step 6: Final answer
   x = 3,117.93