Finding the Fourth Proportional to 4,066.72, 6,100.89 and 1,145.14

Step by Step Solution

1. Step 1: Write the proportion equation
   4,066.72 : 6,100.89 = 1,145.14 : x
2. Step 2: Convert to fraction form
   4,066.72/6,100.89 = 1,145.14/x
3. Step 3: Cross multiply
   4,066.72x = 6,100.89 × 1,145.14
4. Step 4: Simplify right side
   4,066.72x = 6,986,373.17
5. Step 5: Solve for x
   x = 6,986,373.17/4,066.72
6. Step 6: Final answer
   x = 1,717.94