Finding the Fourth Proportional to 1,894.73, 2,615.76 and 1,308.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,894.73 : 2,615.76 = 1,308.42 : x
2. Step 2: Convert to fraction form
   1,894.73/2,615.76 = 1,308.42/x
3. Step 3: Cross multiply
   1,894.73x = 2,615.76 × 1,308.42
4. Step 4: Simplify right side
   1,894.73x = 3,422,512.70
5. Step 5: Solve for x
   x = 3,422,512.70/1,894.73
6. Step 6: Final answer
   x = 1,806.34