Finding the Fourth Proportional to 3,662.59, 5,054.82 and 2,069.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,662.59 : 5,054.82 = 2,069.31 : x
2. Step 2: Convert to fraction form
   3,662.59/5,054.82 = 2,069.31/x
3. Step 3: Cross multiply
   3,662.59x = 5,054.82 × 2,069.31
4. Step 4: Simplify right side
   3,662.59x = 10,459,989.57
5. Step 5: Solve for x
   x = 10,459,989.57/3,662.59
6. Step 6: Final answer
   x = 2,855.90