Finding the Fourth Proportional to 3,020.72, 4,168.31 and 1,694.14

Step by Step Solution

1. Step 1: Write the proportion equation
   3,020.72 : 4,168.31 = 1,694.14 : x
2. Step 2: Convert to fraction form
   3,020.72/4,168.31 = 1,694.14/x
3. Step 3: Cross multiply
   3,020.72x = 4,168.31 × 1,694.14
4. Step 4: Simplify right side
   3,020.72x = 7,061,681.81
5. Step 5: Solve for x
   x = 7,061,681.81/3,020.72
6. Step 6: Final answer
   x = 2,337.75