Finding the Fourth Proportional to 3,496.42, 5,243.82 and 1,415.85

Step by Step Solution

1. Step 1: Write the proportion equation
   3,496.42 : 5,243.82 = 1,415.85 : x
2. Step 2: Convert to fraction form
   3,496.42/5,243.82 = 1,415.85/x
3. Step 3: Cross multiply
   3,496.42x = 5,243.82 × 1,415.85
4. Step 4: Simplify right side
   3,496.42x = 7,424,462.55
5. Step 5: Solve for x
   x = 7,424,462.55/3,496.42
6. Step 6: Final answer
   x = 2,123.45