Finding the Fourth Proportional to 2,604.56, 3,907.64 and 1,508.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,604.56 : 3,907.64 = 1,508.72 : x
2. Step 2: Convert to fraction form
   2,604.56/3,907.64 = 1,508.72/x
3. Step 3: Cross multiply
   2,604.56x = 3,907.64 × 1,508.72
4. Step 4: Simplify right side
   2,604.56x = 5,895,534.62
5. Step 5: Solve for x
   x = 5,895,534.62/2,604.56
6. Step 6: Final answer
   x = 2,263.54