Finding the Fourth Proportional to 1,044.30, 1,559.50 and 983.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,044.30 : 1,559.50 = 983.55 : x
2. Step 2: Convert to fraction form
   1,044.30/1,559.50 = 983.55/x
3. Step 3: Cross multiply
   1,044.30x = 1,559.50 × 983.55
4. Step 4: Simplify right side
   1,044.30x = 1,533,845.21
5. Step 5: Solve for x
   x = 1,533,845.21/1,044.30
6. Step 6: Final answer
   x = 1,468.77