Finding the Fourth Proportional to 2,082.42, 3,126.42 and 1,776.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082.42 : 3,126.42 = 1,776.24 : x
2. Step 2: Convert to fraction form
   2,082.42/3,126.42 = 1,776.24/x
3. Step 3: Cross multiply
   2,082.42x = 3,126.42 × 1,776.24
4. Step 4: Simplify right side
   2,082.42x = 5,553,272.26
5. Step 5: Solve for x
   x = 5,553,272.26/2,082.42
6. Step 6: Final answer
   x = 2,666.74