Finding the Fourth Proportional to 1,364.94, 1,883.61 and 775.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,364.94 : 1,883.61 = 775.53 : x
2. Step 2: Convert to fraction form
   1,364.94/1,883.61 = 775.53/x
3. Step 3: Cross multiply
   1,364.94x = 1,883.61 × 775.53
4. Step 4: Simplify right side
   1,364.94x = 1,460,796.06
5. Step 5: Solve for x
   x = 1,460,796.06/1,364.94
6. Step 6: Final answer
   x = 1,070.23