Finding the Fourth Proportional to 3,359.52, 5,042.72 and 2,245.57

Step by Step Solution

1. Step 1: Write the proportion equation
   3,359.52 : 5,042.72 = 2,245.57 : x
2. Step 2: Convert to fraction form
   3,359.52/5,042.72 = 2,245.57/x
3. Step 3: Cross multiply
   3,359.52x = 5,042.72 × 2,245.57
4. Step 4: Simplify right side
   3,359.52x = 11,323,773.76
5. Step 5: Solve for x
   x = 11,323,773.76/3,359.52
6. Step 6: Final answer
   x = 3,370.65