Finding the Fourth Proportional to 2,184.62, 3,014.82 and 1,189.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,184.62 : 3,014.82 = 1,189.94 : x
2. Step 2: Convert to fraction form
   2,184.62/3,014.82 = 1,189.94/x
3. Step 3: Cross multiply
   2,184.62x = 3,014.82 × 1,189.94
4. Step 4: Simplify right side
   2,184.62x = 3,587,456.80
5. Step 5: Solve for x
   x = 3,587,456.80/2,184.62
6. Step 6: Final answer
   x = 1,642.14