Finding the Fourth Proportional to 2,066.37, 3,099.72 and 605.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.37 : 3,099.72 = 605.43 : x
2. Step 2: Convert to fraction form
   2,066.37/3,099.72 = 605.43/x
3. Step 3: Cross multiply
   2,066.37x = 3,099.72 × 605.43
4. Step 4: Simplify right side
   2,066.37x = 1,876,663.48
5. Step 5: Solve for x
   x = 1,876,663.48/2,066.37
6. Step 6: Final answer
   x = 908.19