Finding the Fourth Proportional to 2,981.19, 4,464.69 and 1,661.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,981.19 : 4,464.69 = 1,661.67 : x
2. Step 2: Convert to fraction form
   2,981.19/4,464.69 = 1,661.67/x
3. Step 3: Cross multiply
   2,981.19x = 4,464.69 × 1,661.67
4. Step 4: Simplify right side
   2,981.19x = 7,418,841.43
5. Step 5: Solve for x
   x = 7,418,841.43/2,981.19
6. Step 6: Final answer
   x = 2,488.55