Finding the Fourth Proportional to 2,969.50, 4,453.57 and 1,120.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,969.50 : 4,453.57 = 1,120.81 : x
2. Step 2: Convert to fraction form
   2,969.50/4,453.57 = 1,120.81/x
3. Step 3: Cross multiply
   2,969.50x = 4,453.57 × 1,120.81
4. Step 4: Simplify right side
   2,969.50x = 4,991,605.79
5. Step 5: Solve for x
   x = 4,991,605.79/2,969.50
6. Step 6: Final answer
   x = 1,680.96