Finding the Fourth Proportional to 1,524.50, 2,102.27 and 1,243.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,524.50 : 2,102.27 = 1,243.83 : x
2. Step 2: Convert to fraction form
   1,524.50/2,102.27 = 1,243.83/x
3. Step 3: Cross multiply
   1,524.50x = 2,102.27 × 1,243.83
4. Step 4: Simplify right side
   1,524.50x = 2,614,860.27
5. Step 5: Solve for x
   x = 2,614,860.27/1,524.50
6. Step 6: Final answer
   x = 1,715.23