Finding the Fourth Proportional to 1,626.27, 2,243.71 and 918.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,626.27 : 2,243.71 = 918.01 : x
2. Step 2: Convert to fraction form
   1,626.27/2,243.71 = 918.01/x
3. Step 3: Cross multiply
   1,626.27x = 2,243.71 × 918.01
4. Step 4: Simplify right side
   1,626.27x = 2,059,748.22
5. Step 5: Solve for x
   x = 2,059,748.22/1,626.27
6. Step 6: Final answer
   x = 1,266.55