Finding the Fourth Proportional to 2,104.44, 3,152.34 and 1,641.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.44 : 3,152.34 = 1,641.72 : x
2. Step 2: Convert to fraction form
   2,104.44/3,152.34 = 1,641.72/x
3. Step 3: Cross multiply
   2,104.44x = 3,152.34 × 1,641.72
4. Step 4: Simplify right side
   2,104.44x = 5,175,259.62
5. Step 5: Solve for x
   x = 5,175,259.62/2,104.44
6. Step 6: Final answer
   x = 2,459.21