Finding the Fourth Proportional to 1,294.55, 1,786.46 and 705.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,294.55 : 1,786.46 = 705.09 : x
2. Step 2: Convert to fraction form
   1,294.55/1,786.46 = 705.09/x
3. Step 3: Cross multiply
   1,294.55x = 1,786.46 × 705.09
4. Step 4: Simplify right side
   1,294.55x = 1,259,611.56
5. Step 5: Solve for x
   x = 1,259,611.56/1,294.55
6. Step 6: Final answer
   x = 973.01