Finding the Fourth Proportional to 1,124.28, 1,548.06 and 983.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,124.28 : 1,548.06 = 983.59 : x
2. Step 2: Convert to fraction form
   1,124.28/1,548.06 = 983.59/x
3. Step 3: Cross multiply
   1,124.28x = 1,548.06 × 983.59
4. Step 4: Simplify right side
   1,124.28x = 1,522,663.02
5. Step 5: Solve for x
   x = 1,522,663.02/1,124.28
6. Step 6: Final answer
   x = 1,354.35