Finding the Fourth Proportional to 1,364.37, 1,883.06 and 774.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,364.37 : 1,883.06 = 774.82 : x
2. Step 2: Convert to fraction form
   1,364.37/1,883.06 = 774.82/x
3. Step 3: Cross multiply
   1,364.37x = 1,883.06 × 774.82
4. Step 4: Simplify right side
   1,364.37x = 1,459,028.68
5. Step 5: Solve for x
   x = 1,459,028.68/1,364.37
6. Step 6: Final answer
   x = 1,069.38