Finding the Fourth Proportional to 2,904.79, 4,354.73 and 1,260.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,904.79 : 4,354.73 = 1,260.10 : x
2. Step 2: Convert to fraction form
   2,904.79/4,354.73 = 1,260.10/x
3. Step 3: Cross multiply
   2,904.79x = 4,354.73 × 1,260.10
4. Step 4: Simplify right side
   2,904.79x = 5,487,387.54
5. Step 5: Solve for x
   x = 5,487,387.54/2,904.79
6. Step 6: Final answer
   x = 1,889.08