Finding the Fourth Proportional to 3,061.62, 4,589.16 and 1,211.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.62 : 4,589.16 = 1,211.94 : x
2. Step 2: Convert to fraction form
   3,061.62/4,589.16 = 1,211.94/x
3. Step 3: Cross multiply
   3,061.62x = 4,589.16 × 1,211.94
4. Step 4: Simplify right side
   3,061.62x = 5,561,786.57
5. Step 5: Solve for x
   x = 5,561,786.57/3,061.62
6. Step 6: Final answer
   x = 1,816.62