Finding the Fourth Proportional to 2,327.86, 3,491.31 and 683.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,327.86 : 3,491.31 = 683.96 : x
2. Step 2: Convert to fraction form
   2,327.86/3,491.31 = 683.96/x
3. Step 3: Cross multiply
   2,327.86x = 3,491.31 × 683.96
4. Step 4: Simplify right side
   2,327.86x = 2,387,925.12
5. Step 5: Solve for x
   x = 2,387,925.12/2,327.86
6. Step 6: Final answer
   x = 1,025.80