Finding the Fourth Proportional to 846,843.50, 1,270,514.78 and 341,144.25

Step by Step Solution

1. Step 1: Write the proportion equation
   846,843.50 : 1,270,514.78 = 341,144.25 : x
2. Step 2: Convert to fraction form
   846,843.50/1,270,514.78 = 341,144.25/x
3. Step 3: Cross multiply
   846,843.50x = 1,270,514.78 × 341,144.25
4. Step 4: Simplify right side
   846,843.50x = 433,428,811,737.02
5. Step 5: Solve for x
   x = 433,428,811,737.02/846,843.50
6. Step 6: Final answer
   x = 511,816.90