Finding the Fourth Proportional to 851,086.38, 1,276,452.69 and 251,907

Step by Step Solution

1. Step 1: Write the proportion equation
   851,086.38 : 1,276,452.69 = 251,907 : x
2. Step 2: Convert to fraction form
   851,086.38/1,276,452.69 = 251,907/x
3. Step 3: Cross multiply
   851,086.38x = 1,276,452.69 × 251,907
4. Step 4: Simplify right side
   851,086.38x = 321,547,367,779.83
5. Step 5: Solve for x
   x = 321,547,367,779.83/851,086.38
6. Step 6: Final answer
   x = 377,808.15