Finding the Fourth Proportional to 2,350.61, 3,522.57 and 2,225.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,350.61 : 3,522.57 = 2,225.87 : x
2. Step 2: Convert to fraction form
   2,350.61/3,522.57 = 2,225.87/x
3. Step 3: Cross multiply
   2,350.61x = 3,522.57 × 2,225.87
4. Step 4: Simplify right side
   2,350.61x = 7,840,782.89
5. Step 5: Solve for x
   x = 7,840,782.89/2,350.61
6. Step 6: Final answer
   x = 3,335.64