Finding the Fourth Proportional to 1,769.27, 2,441.81 and 983.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,769.27 : 2,441.81 = 983.57 : x
2. Step 2: Convert to fraction form
   1,769.27/2,441.81 = 983.57/x
3. Step 3: Cross multiply
   1,769.27x = 2,441.81 × 983.57
4. Step 4: Simplify right side
   1,769.27x = 2,401,681.31
5. Step 5: Solve for x
   x = 2,401,681.31/1,769.27
6. Step 6: Final answer
   x = 1,357.45