Finding the Fourth Proportional to 1,524.42, 2,103.17 and 934.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,524.42 : 2,103.17 = 934.74 : x
2. Step 2: Convert to fraction form
   1,524.42/2,103.17 = 934.74/x
3. Step 3: Cross multiply
   1,524.42x = 2,103.17 × 934.74
4. Step 4: Simplify right side
   1,524.42x = 1,965,912.45
5. Step 5: Solve for x
   x = 1,965,912.45/1,524.42
6. Step 6: Final answer
   x = 1,289.61