Finding the Fourth Proportional to 1,294.77, 1,786.77 and 705.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,294.77 : 1,786.77 = 705.27 : x
2. Step 2: Convert to fraction form
   1,294.77/1,786.77 = 705.27/x
3. Step 3: Cross multiply
   1,294.77x = 1,786.77 × 705.27
4. Step 4: Simplify right side
   1,294.77x = 1,260,155.28
5. Step 5: Solve for x
   x = 1,260,155.28/1,294.77
6. Step 6: Final answer
   x = 973.27