Finding the Fourth Proportional to 3,969.02, 5,477.25 and 2,200.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,969.02 : 5,477.25 = 2,200.59 : x
2. Step 2: Convert to fraction form
   3,969.02/5,477.25 = 2,200.59/x
3. Step 3: Cross multiply
   3,969.02x = 5,477.25 × 2,200.59
4. Step 4: Simplify right side
   3,969.02x = 12,053,181.58
5. Step 5: Solve for x
   x = 12,053,181.58/3,969.02
6. Step 6: Final answer
   x = 3,036.82