Finding the Fourth Proportional to 3,061.26, 4,589.47 and 1,306.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.26 : 4,589.47 = 1,306.55 : x
2. Step 2: Convert to fraction form
   3,061.26/4,589.47 = 1,306.55/x
3. Step 3: Cross multiply
   3,061.26x = 4,589.47 × 1,306.55
4. Step 4: Simplify right side
   3,061.26x = 5,996,385.14
5. Step 5: Solve for x
   x = 5,996,385.14/3,061.26
6. Step 6: Final answer
   x = 1,958.80