Finding the Fourth Proportional to 1,951.38, 2,692.17 and 1,253.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,951.38 : 2,692.17 = 1,253.16 : x
2. Step 2: Convert to fraction form
   1,951.38/2,692.17 = 1,253.16/x
3. Step 3: Cross multiply
   1,951.38x = 2,692.17 × 1,253.16
4. Step 4: Simplify right side
   1,951.38x = 3,373,719.76
5. Step 5: Solve for x
   x = 3,373,719.76/1,951.38
6. Step 6: Final answer
   x = 1,728.89