Finding the Fourth Proportional to 2,386.96, 3,294.03 and 1,339

Step by Step Solution

1. Step 1: Write the proportion equation
   2,386.96 : 3,294.03 = 1,339 : x
2. Step 2: Convert to fraction form
   2,386.96/3,294.03 = 1,339/x
3. Step 3: Cross multiply
   2,386.96x = 3,294.03 × 1,339
4. Step 4: Simplify right side
   2,386.96x = 4,410,706.17
5. Step 5: Solve for x
   x = 4,410,706.17/2,386.96
6. Step 6: Final answer
   x = 1,847.83