Finding the Fourth Proportional to 2,066.10, 3,096.72 and 971.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.10 : 3,096.72 = 971.39 : x
2. Step 2: Convert to fraction form
   2,066.10/3,096.72 = 971.39/x
3. Step 3: Cross multiply
   2,066.10x = 3,096.72 × 971.39
4. Step 4: Simplify right side
   2,066.10x = 3,008,107.36
5. Step 5: Solve for x
   x = 3,008,107.36/2,066.10
6. Step 6: Final answer
   x = 1,455.94