Finding the Fourth Proportional to 2,063.63, 2,853.21 and 1,971.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,063.63 : 2,853.21 = 1,971.83 : x
2. Step 2: Convert to fraction form
   2,063.63/2,853.21 = 1,971.83/x
3. Step 3: Cross multiply
   2,063.63x = 2,853.21 × 1,971.83
4. Step 4: Simplify right side
   2,063.63x = 5,626,030.81
5. Step 5: Solve for x
   x = 5,626,030.81/2,063.63
6. Step 6: Final answer
   x = 2,726.29