Finding the Fourth Proportional to 1,103.71, 1,522.54 and 683.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103.71 : 1,522.54 = 683.93 : x
2. Step 2: Convert to fraction form
   1,103.71/1,522.54 = 683.93/x
3. Step 3: Cross multiply
   1,103.71x = 1,522.54 × 683.93
4. Step 4: Simplify right side
   1,103.71x = 1,041,304.02
5. Step 5: Solve for x
   x = 1,041,304.02/1,103.71
6. Step 6: Final answer
   x = 943.46