Finding the Fourth Proportional to 3,066.58, 4,600.55 and 1,118.79

Step by Step Solution

1. Step 1: Write the proportion equation
   3,066.58 : 4,600.55 = 1,118.79 : x
2. Step 2: Convert to fraction form
   3,066.58/4,600.55 = 1,118.79/x
3. Step 3: Cross multiply
   3,066.58x = 4,600.55 × 1,118.79
4. Step 4: Simplify right side
   3,066.58x = 5,147,049.33
5. Step 5: Solve for x
   x = 5,147,049.33/3,066.58
6. Step 6: Final answer
   x = 1,678.43