Finding the Fourth Proportional to 1,933.43, 2,900.05 and 683.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,933.43 : 2,900.05 = 683.94 : x
2. Step 2: Convert to fraction form
   1,933.43/2,900.05 = 683.94/x
3. Step 3: Cross multiply
   1,933.43x = 2,900.05 × 683.94
4. Step 4: Simplify right side
   1,933.43x = 1,983,456.78
5. Step 5: Solve for x
   x = 1,983,456.78/1,933.43
6. Step 6: Final answer
   x = 1,025.87