Finding the Fourth Proportional to 1,075.73, 1,484.00 and 677.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,075.73 : 1,484.00 = 677.21 : x
2. Step 2: Convert to fraction form
   1,075.73/1,484.00 = 677.21/x
3. Step 3: Cross multiply
   1,075.73x = 1,484.00 × 677.21
4. Step 4: Simplify right side
   1,075.73x = 1,004,968.83
5. Step 5: Solve for x
   x = 1,004,968.83/1,075.73
6. Step 6: Final answer
   x = 934.22