Finding the Fourth Proportional to 1,524.72, 2,104.11 and 826.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,524.72 : 2,104.11 = 826.09 : x
2. Step 2: Convert to fraction form
   1,524.72/2,104.11 = 826.09/x
3. Step 3: Cross multiply
   1,524.72x = 2,104.11 × 826.09
4. Step 4: Simplify right side
   1,524.72x = 1,738,184.23
5. Step 5: Solve for x
   x = 1,738,184.23/1,524.72
6. Step 6: Final answer
   x = 1,140.00