Finding the Fourth Proportional to 1,683.57, 2,324.46 and 1,505.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,683.57 : 2,324.46 = 1,505.98 : x
2. Step 2: Convert to fraction form
   1,683.57/2,324.46 = 1,505.98/x
3. Step 3: Cross multiply
   1,683.57x = 2,324.46 × 1,505.98
4. Step 4: Simplify right side
   1,683.57x = 3,500,590.27
5. Step 5: Solve for x
   x = 3,500,590.27/1,683.57
6. Step 6: Final answer
   x = 2,079.27