Finding the Fourth Proportional to 2,079.67, 3,118.46 and 692.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079.67 : 3,118.46 = 692.52 : x
2. Step 2: Convert to fraction form
   2,079.67/3,118.46 = 692.52/x
3. Step 3: Cross multiply
   2,079.67x = 3,118.46 × 692.52
4. Step 4: Simplify right side
   2,079.67x = 2,159,589.85
5. Step 5: Solve for x
   x = 2,159,589.85/2,079.67
6. Step 6: Final answer
   x = 1,038.43