Finding the Fourth Proportional to 1,920.15, 2,881.77 and 995.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,920.15 : 2,881.77 = 995.98 : x
2. Step 2: Convert to fraction form
   1,920.15/2,881.77 = 995.98/x
3. Step 3: Cross multiply
   1,920.15x = 2,881.77 × 995.98
4. Step 4: Simplify right side
   1,920.15x = 2,870,165.90
5. Step 5: Solve for x
   x = 2,870,165.90/1,920.15
6. Step 6: Final answer
   x = 1,494.76