Finding the Fourth Proportional to 3,604.72, 5,402.22 and 1,958.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,604.72 : 5,402.22 = 1,958.80 : x
2. Step 2: Convert to fraction form
   3,604.72/5,402.22 = 1,958.80/x
3. Step 3: Cross multiply
   3,604.72x = 5,402.22 × 1,958.80
4. Step 4: Simplify right side
   3,604.72x = 10,581,868.54
5. Step 5: Solve for x
   x = 10,581,868.54/3,604.72
6. Step 6: Final answer
   x = 2,935.56