Finding the Fourth Proportional to 3,641.72, 5,459.78 and 1,884.84

Step by Step Solution

1. Step 1: Write the proportion equation
   3,641.72 : 5,459.78 = 1,884.84 : x
2. Step 2: Convert to fraction form
   3,641.72/5,459.78 = 1,884.84/x
3. Step 3: Cross multiply
   3,641.72x = 5,459.78 × 1,884.84
4. Step 4: Simplify right side
   3,641.72x = 10,290,811.74
5. Step 5: Solve for x
   x = 10,290,811.74/3,641.72
6. Step 6: Final answer
   x = 2,825.81