Finding the Fourth Proportional to 1,664.77, 2,297.52 and 918.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,664.77 : 2,297.52 = 918.82 : x
2. Step 2: Convert to fraction form
   1,664.77/2,297.52 = 918.82/x
3. Step 3: Cross multiply
   1,664.77x = 2,297.52 × 918.82
4. Step 4: Simplify right side
   1,664.77x = 2,111,007.33
5. Step 5: Solve for x
   x = 2,111,007.33/1,664.77
6. Step 6: Final answer
   x = 1,268.05