Finding the Fourth Proportional to 2,303.91, 3,453.93 and 918.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,303.91 : 3,453.93 = 918.27 : x
2. Step 2: Convert to fraction form
   2,303.91/3,453.93 = 918.27/x
3. Step 3: Cross multiply
   2,303.91x = 3,453.93 × 918.27
4. Step 4: Simplify right side
   2,303.91x = 3,171,640.30
5. Step 5: Solve for x
   x = 3,171,640.30/2,303.91
6. Step 6: Final answer
   x = 1,376.63