Finding the Fourth Proportional to 1,770.94, 2,653.57 and 1,284.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,770.94 : 2,653.57 = 1,284.27 : x
2. Step 2: Convert to fraction form
   1,770.94/2,653.57 = 1,284.27/x
3. Step 3: Cross multiply
   1,770.94x = 2,653.57 × 1,284.27
4. Step 4: Simplify right side
   1,770.94x = 3,407,900.34
5. Step 5: Solve for x
   x = 3,407,900.34/1,770.94
6. Step 6: Final answer
   x = 1,924.35