Finding the Fourth Proportional to 2,071.27, 3,108.12 and 1,910.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,071.27 : 3,108.12 = 1,910.89 : x
2. Step 2: Convert to fraction form
   2,071.27/3,108.12 = 1,910.89/x
3. Step 3: Cross multiply
   2,071.27x = 3,108.12 × 1,910.89
4. Step 4: Simplify right side
   2,071.27x = 5,939,275.43
5. Step 5: Solve for x
   x = 5,939,275.43/2,071.27
6. Step 6: Final answer
   x = 2,867.46