Finding the Fourth Proportional to 2,064.42, 2,847.94 and 1,318

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064.42 : 2,847.94 = 1,318 : x
2. Step 2: Convert to fraction form
   2,064.42/2,847.94 = 1,318/x
3. Step 3: Cross multiply
   2,064.42x = 2,847.94 × 1,318
4. Step 4: Simplify right side
   2,064.42x = 3,753,584.92
5. Step 5: Solve for x
   x = 3,753,584.92/2,064.42
6. Step 6: Final answer
   x = 1,818.23