Finding the Fourth Proportional to 1,618.52, 2,233.32 and 910.26

Step by Step Solution

1. Step 1: Write the proportion equation
   1,618.52 : 2,233.32 = 910.26 : x
2. Step 2: Convert to fraction form
   1,618.52/2,233.32 = 910.26/x
3. Step 3: Cross multiply
   1,618.52x = 2,233.32 × 910.26
4. Step 4: Simplify right side
   1,618.52x = 2,032,901.86
5. Step 5: Solve for x
   x = 2,032,901.86/1,618.52
6. Step 6: Final answer
   x = 1,256.03