Finding the Fourth Proportional to 1,951.15, 2,692.50 and 1,066.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,951.15 : 2,692.50 = 1,066.96 : x
2. Step 2: Convert to fraction form
   1,951.15/2,692.50 = 1,066.96/x
3. Step 3: Cross multiply
   1,951.15x = 2,692.50 × 1,066.96
4. Step 4: Simplify right side
   1,951.15x = 2,872,789.80
5. Step 5: Solve for x
   x = 2,872,789.80/1,951.15
6. Step 6: Final answer
   x = 1,472.36