Finding the Fourth Proportional to 2,482.28, 3,420.05 and 1,641.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,482.28 : 3,420.05 = 1,641.50 : x
2. Step 2: Convert to fraction form
   2,482.28/3,420.05 = 1,641.50/x
3. Step 3: Cross multiply
   2,482.28x = 3,420.05 × 1,641.50
4. Step 4: Simplify right side
   2,482.28x = 5,613,986.77
5. Step 5: Solve for x
   x = 5,613,986.77/2,482.28
6. Step 6: Final answer
   x = 2,261.63