Finding the Fourth Proportional to 1,906.58, 2,630.76 and 1,244.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,906.58 : 2,630.76 = 1,244.54 : x
2. Step 2: Convert to fraction form
   1,906.58/2,630.76 = 1,244.54/x
3. Step 3: Cross multiply
   1,906.58x = 2,630.76 × 1,244.54
4. Step 4: Simplify right side
   1,906.58x = 3,274,086.05
5. Step 5: Solve for x
   x = 3,274,086.05/1,906.58
6. Step 6: Final answer
   x = 1,717.26