Finding the Fourth Proportional to 3,066.33, 4,598.79 and 874.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,066.33 : 4,598.79 = 874.47 : x
2. Step 2: Convert to fraction form
   3,066.33/4,598.79 = 874.47/x
3. Step 3: Cross multiply
   3,066.33x = 4,598.79 × 874.47
4. Step 4: Simplify right side
   3,066.33x = 4,021,503.89
5. Step 5: Solve for x
   x = 4,021,503.89/3,066.33
6. Step 6: Final answer
   x = 1,311.50