Finding the Fourth Proportional to 3,917.89, 5,876.25 and 996.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,917.89 : 5,876.25 = 996.22 : x
2. Step 2: Convert to fraction form
   3,917.89/5,876.25 = 996.22/x
3. Step 3: Cross multiply
   3,917.89x = 5,876.25 × 996.22
4. Step 4: Simplify right side
   3,917.89x = 5,854,037.78
5. Step 5: Solve for x
   x = 5,854,037.78/3,917.89
6. Step 6: Final answer
   x = 1,494.18