Finding the Fourth Proportional to 1,781.72, 2,458.82 and 995.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,781.72 : 2,458.82 = 995.82 : x
2. Step 2: Convert to fraction form
   1,781.72/2,458.82 = 995.82/x
3. Step 3: Cross multiply
   1,781.72x = 2,458.82 × 995.82
4. Step 4: Simplify right side
   1,781.72x = 2,448,544.62
5. Step 5: Solve for x
   x = 2,448,544.62/1,781.72
6. Step 6: Final answer
   x = 1,374.26