Finding the Fourth Proportional to 2,079.34, 3,115.96 and 969.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079.34 : 3,115.96 = 969.10 : x
2. Step 2: Convert to fraction form
   2,079.34/3,115.96 = 969.10/x
3. Step 3: Cross multiply
   2,079.34x = 3,115.96 × 969.10
4. Step 4: Simplify right side
   2,079.34x = 3,019,676.84
5. Step 5: Solve for x
   x = 3,019,676.84/2,079.34
6. Step 6: Final answer
   x = 1,452.23