Finding the Fourth Proportional to 2,403.96, 3,607.56 and 843.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,403.96 : 3,607.56 = 843.98 : x
2. Step 2: Convert to fraction form
   2,403.96/3,607.56 = 843.98/x
3. Step 3: Cross multiply
   2,403.96x = 3,607.56 × 843.98
4. Step 4: Simplify right side
   2,403.96x = 3,044,699.41
5. Step 5: Solve for x
   x = 3,044,699.41/2,403.96
6. Step 6: Final answer
   x = 1,266.53