Finding the Fourth Proportional to 3,080.31, 4,250.83 and 1,683.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,080.31 : 4,250.83 = 1,683.06 : x
2. Step 2: Convert to fraction form
   3,080.31/4,250.83 = 1,683.06/x
3. Step 3: Cross multiply
   3,080.31x = 4,250.83 × 1,683.06
4. Step 4: Simplify right side
   3,080.31x = 7,154,401.94
5. Step 5: Solve for x
   x = 7,154,401.94/3,080.31
6. Step 6: Final answer
   x = 2,322.62