Finding the Fourth Proportional to 3,997.14, 5,994.89 and 1,074.75

Step by Step Solution

1. Step 1: Write the proportion equation
   3,997.14 : 5,994.89 = 1,074.75 : x
2. Step 2: Convert to fraction form
   3,997.14/5,994.89 = 1,074.75/x
3. Step 3: Cross multiply
   3,997.14x = 5,994.89 × 1,074.75
4. Step 4: Simplify right side
   3,997.14x = 6,443,002.65
5. Step 5: Solve for x
   x = 6,443,002.65/3,997.14
6. Step 6: Final answer
   x = 1,611.90