Finding the Fourth Proportional to 2,091.47, 2,889.23 and 1,671.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091.47 : 2,889.23 = 1,671.27 : x
2. Step 2: Convert to fraction form
   2,091.47/2,889.23 = 1,671.27/x
3. Step 3: Cross multiply
   2,091.47x = 2,889.23 × 1,671.27
4. Step 4: Simplify right side
   2,091.47x = 4,828,688.17
5. Step 5: Solve for x
   x = 4,828,688.17/2,091.47
6. Step 6: Final answer
   x = 2,308.75