Finding the Fourth Proportional to 799,323.14, 1,199,065.34 and 259,556.83

Step by Step Solution

1. Step 1: Write the proportion equation
   799,323.14 : 1,199,065.34 = 259,556.83 : x
2. Step 2: Convert to fraction form
   799,323.14/1,199,065.34 = 259,556.83/x
3. Step 3: Cross multiply
   799,323.14x = 1,199,065.34 × 259,556.83
4. Step 4: Simplify right side
   799,323.14x = 311,225,596,264.50
5. Step 5: Solve for x
   x = 311,225,596,264.50/799,323.14
6. Step 6: Final answer
   x = 389,361.42