Finding the Fourth Proportional to 3,802.84, 5,706.55 and 1,339.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,802.84 : 5,706.55 = 1,339.50 : x
2. Step 2: Convert to fraction form
   3,802.84/5,706.55 = 1,339.50/x
3. Step 3: Cross multiply
   3,802.84x = 5,706.55 × 1,339.50
4. Step 4: Simplify right side
   3,802.84x = 7,643,923.73
5. Step 5: Solve for x
   x = 7,643,923.73/3,802.84
6. Step 6: Final answer
   x = 2,010.06