Finding the Fourth Proportional to 3,604.02, 4,974.79 and 2,112.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,604.02 : 4,974.79 = 2,112.42 : x
2. Step 2: Convert to fraction form
   3,604.02/4,974.79 = 2,112.42/x
3. Step 3: Cross multiply
   3,604.02x = 4,974.79 × 2,112.42
4. Step 4: Simplify right side
   3,604.02x = 10,508,845.89
5. Step 5: Solve for x
   x = 10,508,845.89/3,604.02
6. Step 6: Final answer
   x = 2,915.87