Finding the Fourth Proportional to 2,082.52, 2,875.03 and 1,420.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082.52 : 2,875.03 = 1,420.34 : x
2. Step 2: Convert to fraction form
   2,082.52/2,875.03 = 1,420.34/x
3. Step 3: Cross multiply
   2,082.52x = 2,875.03 × 1,420.34
4. Step 4: Simplify right side
   2,082.52x = 4,083,520.11
5. Step 5: Solve for x
   x = 4,083,520.11/2,082.52
6. Step 6: Final answer
   x = 1,960.86