Finding the Fourth Proportional to 2,994.67, 4,493.40 and 1,145.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,994.67 : 4,493.40 = 1,145.18 : x
2. Step 2: Convert to fraction form
   2,994.67/4,493.40 = 1,145.18/x
3. Step 3: Cross multiply
   2,994.67x = 4,493.40 × 1,145.18
4. Step 4: Simplify right side
   2,994.67x = 5,145,739.92
5. Step 5: Solve for x
   x = 5,145,739.92/2,994.67
6. Step 6: Final answer
   x = 1,718.30