Finding the Fourth Proportional to 2,317.98, 3,476.86 and 837.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,317.98 : 3,476.86 = 837.24 : x
2. Step 2: Convert to fraction form
   2,317.98/3,476.86 = 837.24/x
3. Step 3: Cross multiply
   2,317.98x = 3,476.86 × 837.24
4. Step 4: Simplify right side
   2,317.98x = 2,910,966.27
5. Step 5: Solve for x
   x = 2,910,966.27/2,317.98
6. Step 6: Final answer
   x = 1,255.82