Finding the Fourth Proportional to 1,524.56, 2,103.90 and 825.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,524.56 : 2,103.90 = 825.94 : x
2. Step 2: Convert to fraction form
   1,524.56/2,103.90 = 825.94/x
3. Step 3: Cross multiply
   1,524.56x = 2,103.90 × 825.94
4. Step 4: Simplify right side
   1,524.56x = 1,737,695.17
5. Step 5: Solve for x
   x = 1,737,695.17/1,524.56
6. Step 6: Final answer
   x = 1,139.80