Finding the Fourth Proportional to 2,006.91, 3,016.53 and 1,963.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,006.91 : 3,016.53 = 1,963.86 : x
2. Step 2: Convert to fraction form
   2,006.91/3,016.53 = 1,963.86/x
3. Step 3: Cross multiply
   2,006.91x = 3,016.53 × 1,963.86
4. Step 4: Simplify right side
   2,006.91x = 5,924,042.61
5. Step 5: Solve for x
   x = 5,924,042.61/2,006.91
6. Step 6: Final answer
   x = 2,951.82