Finding the Fourth Proportional to 3,662.82, 5,053.59 and 2,485.08

Step by Step Solution

1. Step 1: Write the proportion equation
   3,662.82 : 5,053.59 = 2,485.08 : x
2. Step 2: Convert to fraction form
   3,662.82/5,053.59 = 2,485.08/x
3. Step 3: Cross multiply
   3,662.82x = 5,053.59 × 2,485.08
4. Step 4: Simplify right side
   3,662.82x = 12,558,575.44
5. Step 5: Solve for x
   x = 12,558,575.44/3,662.82
6. Step 6: Final answer
   x = 3,428.66