Finding the Fourth Proportional to 3,066.09, 4,597.78 and 874.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,066.09 : 4,597.78 = 874.32 : x
2. Step 2: Convert to fraction form
   3,066.09/4,597.78 = 874.32/x
3. Step 3: Cross multiply
   3,066.09x = 4,597.78 × 874.32
4. Step 4: Simplify right side
   3,066.09x = 4,019,931.01
5. Step 5: Solve for x
   x = 4,019,931.01/3,066.09
6. Step 6: Final answer
   x = 1,311.09