Finding the Fourth Proportional to 2,079.83, 3,119.94 and 969

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079.83 : 3,119.94 = 969 : x
2. Step 2: Convert to fraction form
   2,079.83/3,119.94 = 969/x
3. Step 3: Cross multiply
   2,079.83x = 3,119.94 × 969
4. Step 4: Simplify right side
   2,079.83x = 3,023,221.86
5. Step 5: Solve for x
   x = 3,023,221.86/2,079.83
6. Step 6: Final answer
   x = 1,453.59