Finding the Fourth Proportional to 2,060, 3,082.81 and 1,685.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,060 : 3,082.81 = 1,685.48 : x
2. Step 2: Convert to fraction form
   2,060/3,082.81 = 1,685.48/x
3. Step 3: Cross multiply
   2,060x = 3,082.81 × 1,685.48
4. Step 4: Simplify right side
   2,060x = 5,196,014.60
5. Step 5: Solve for x
   x = 5,196,014.60/2,060
6. Step 6: Final answer
   x = 2,522.34