Finding the Fourth Proportional to 2,359.23, 3,538.38 and 2,242.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,359.23 : 3,538.38 = 2,242.15 : x
2. Step 2: Convert to fraction form
   2,359.23/3,538.38 = 2,242.15/x
3. Step 3: Cross multiply
   2,359.23x = 3,538.38 × 2,242.15
4. Step 4: Simplify right side
   2,359.23x = 7,933,578.72
5. Step 5: Solve for x
   x = 7,933,578.72/2,359.23
6. Step 6: Final answer
   x = 3,362.78