Finding the Fourth Proportional to 2,904.65, 4,354.52 and 1,259.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,904.65 : 4,354.52 = 1,259.96 : x
2. Step 2: Convert to fraction form
   2,904.65/4,354.52 = 1,259.96/x
3. Step 3: Cross multiply
   2,904.65x = 4,354.52 × 1,259.96
4. Step 4: Simplify right side
   2,904.65x = 5,486,512.92
5. Step 5: Solve for x
   x = 5,486,512.92/2,904.65
6. Step 6: Final answer
   x = 1,888.87