Finding the Fourth Proportional to 2,300.29, 3,450.94 and 839.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.29 : 3,450.94 = 839.44 : x
2. Step 2: Convert to fraction form
   2,300.29/3,450.94 = 839.44/x
3. Step 3: Cross multiply
   2,300.29x = 3,450.94 × 839.44
4. Step 4: Simplify right side
   2,300.29x = 2,896,837.72
5. Step 5: Solve for x
   x = 2,896,837.72/2,300.29
6. Step 6: Final answer
   x = 1,259.34