Finding the Fourth Proportional to 2,607.88, 3,911.88 and 1,048.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,607.88 : 3,911.88 = 1,048.04 : x
2. Step 2: Convert to fraction form
   2,607.88/3,911.88 = 1,048.04/x
3. Step 3: Cross multiply
   2,607.88x = 3,911.88 × 1,048.04
4. Step 4: Simplify right side
   2,607.88x = 4,099,806.72
5. Step 5: Solve for x
   x = 4,099,806.72/2,607.88
6. Step 6: Final answer
   x = 1,572.08