Finding the Fourth Proportional to 3,521.34, 5,275.80 and 2,350.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,521.34 : 5,275.80 = 2,350.62 : x
2. Step 2: Convert to fraction form
   3,521.34/5,275.80 = 2,350.62/x
3. Step 3: Cross multiply
   3,521.34x = 5,275.80 × 2,350.62
4. Step 4: Simplify right side
   3,521.34x = 12,401,401.00
5. Step 5: Solve for x
   x = 12,401,401.00/3,521.34
6. Step 6: Final answer
   x = 3,521.78