Finding the Fourth Proportional to 2,146.35, 2,960.43 and 1,969.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146.35 : 2,960.43 = 1,969.88 : x
2. Step 2: Convert to fraction form
   2,146.35/2,960.43 = 1,969.88/x
3. Step 3: Cross multiply
   2,146.35x = 2,960.43 × 1,969.88
4. Step 4: Simplify right side
   2,146.35x = 5,831,702.94
5. Step 5: Solve for x
   x = 5,831,702.94/2,146.35
6. Step 6: Final answer
   x = 2,717.03