Finding the Fourth Proportional to 3,066.09, 4,597.68 and 2,142.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,066.09 : 4,597.68 = 2,142.69 : x
2. Step 2: Convert to fraction form
   3,066.09/4,597.68 = 2,142.69/x
3. Step 3: Cross multiply
   3,066.09x = 4,597.68 × 2,142.69
4. Step 4: Simplify right side
   3,066.09x = 9,851,402.96
5. Step 5: Solve for x
   x = 9,851,402.96/3,066.09
6. Step 6: Final answer
   x = 3,213.02