Finding the Fourth Proportional to 1,695.61, 2,339.71 and 949.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,695.61 : 2,339.71 = 949.49 : x
2. Step 2: Convert to fraction form
   1,695.61/2,339.71 = 949.49/x
3. Step 3: Cross multiply
   1,695.61x = 2,339.71 × 949.49
4. Step 4: Simplify right side
   1,695.61x = 2,221,531.25
5. Step 5: Solve for x
   x = 2,221,531.25/1,695.61
6. Step 6: Final answer
   x = 1,310.17