Finding the Fourth Proportional to 256,196.83, 384,309.23 and 106,452.26

Step by Step Solution

1. Step 1: Write the proportion equation
   256,196.83 : 384,309.23 = 106,452.26 : x
2. Step 2: Convert to fraction form
   256,196.83/384,309.23 = 106,452.26/x
3. Step 3: Cross multiply
   256,196.83x = 384,309.23 × 106,452.26
4. Step 4: Simplify right side
   256,196.83x = 40,910,585,540.10
5. Step 5: Solve for x
   x = 40,910,585,540.10/256,196.83
6. Step 6: Final answer
   x = 159,684.20