Finding the Fourth Proportional to 1,604.79, 2,404.45 and 1,296.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,604.79 : 2,404.45 = 1,296.79 : x
2. Step 2: Convert to fraction form
   1,604.79/2,404.45 = 1,296.79/x
3. Step 3: Cross multiply
   1,604.79x = 2,404.45 × 1,296.79
4. Step 4: Simplify right side
   1,604.79x = 3,118,066.72
5. Step 5: Solve for x
   x = 3,118,066.72/1,604.79
6. Step 6: Final answer
   x = 1,942.97