Finding the Fourth Proportional to 1,922.76, 2,654.50 and 1,294.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,922.76 : 2,654.50 = 1,294.12 : x
2. Step 2: Convert to fraction form
   1,922.76/2,654.50 = 1,294.12/x
3. Step 3: Cross multiply
   1,922.76x = 2,654.50 × 1,294.12
4. Step 4: Simplify right side
   1,922.76x = 3,435,241.54
5. Step 5: Solve for x
   x = 3,435,241.54/1,922.76
6. Step 6: Final answer
   x = 1,786.62