Finding the Fourth Proportional to 2,606.16, 3,906.54 and 1,508.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,606.16 : 3,906.54 = 1,508.61 : x
2. Step 2: Convert to fraction form
   2,606.16/3,906.54 = 1,508.61/x
3. Step 3: Cross multiply
   2,606.16x = 3,906.54 × 1,508.61
4. Step 4: Simplify right side
   2,606.16x = 5,893,445.31
5. Step 5: Solve for x
   x = 5,893,445.31/2,606.16
6. Step 6: Final answer
   x = 2,261.35