Finding the Fourth Proportional to 1,826.79, 2,514.56 and 1,683.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,826.79 : 2,514.56 = 1,683.42 : x
2. Step 2: Convert to fraction form
   1,826.79/2,514.56 = 1,683.42/x
3. Step 3: Cross multiply
   1,826.79x = 2,514.56 × 1,683.42
4. Step 4: Simplify right side
   1,826.79x = 4,233,052.18
5. Step 5: Solve for x
   x = 4,233,052.18/1,826.79
6. Step 6: Final answer
   x = 2,317.21