Finding the Fourth Proportional to 1,657.94, 2,487.57 and 683.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,657.94 : 2,487.57 = 683.82 : x
2. Step 2: Convert to fraction form
   1,657.94/2,487.57 = 683.82/x
3. Step 3: Cross multiply
   1,657.94x = 2,487.57 × 683.82
4. Step 4: Simplify right side
   1,657.94x = 1,701,050.12
5. Step 5: Solve for x
   x = 1,701,050.12/1,657.94
6. Step 6: Final answer
   x = 1,026.00