Finding the Fourth Proportional to 2,169.86, 2,993.01 and 1,671.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,169.86 : 2,993.01 = 1,671.62 : x
2. Step 2: Convert to fraction form
   2,169.86/2,993.01 = 1,671.62/x
3. Step 3: Cross multiply
   2,169.86x = 2,993.01 × 1,671.62
4. Step 4: Simplify right side
   2,169.86x = 5,003,175.38
5. Step 5: Solve for x
   x = 5,003,175.38/2,169.86
6. Step 6: Final answer
   x = 2,305.76