Finding the Fourth Proportional to 2,350.30, 3,523.38 and 890.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,350.30 : 3,523.38 = 890.48 : x
2. Step 2: Convert to fraction form
   2,350.30/3,523.38 = 890.48/x
3. Step 3: Cross multiply
   2,350.30x = 3,523.38 × 890.48
4. Step 4: Simplify right side
   2,350.30x = 3,137,499.42
5. Step 5: Solve for x
   x = 3,137,499.42/2,350.30
6. Step 6: Final answer
   x = 1,334.94