Finding the Fourth Proportional to 3,658.46, 5,488.50 and 1,061.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,658.46 : 5,488.50 = 1,061.42 : x
2. Step 2: Convert to fraction form
   3,658.46/5,488.50 = 1,061.42/x
3. Step 3: Cross multiply
   3,658.46x = 5,488.50 × 1,061.42
4. Step 4: Simplify right side
   3,658.46x = 5,825,603.67
5. Step 5: Solve for x
   x = 5,825,603.67/3,658.46
6. Step 6: Final answer
   x = 1,592.37