Finding the Fourth Proportional to 2,770.02, 3,829.83 and 2,647.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,770.02 : 3,829.83 = 2,647.62 : x
2. Step 2: Convert to fraction form
   2,770.02/3,829.83 = 2,647.62/x
3. Step 3: Cross multiply
   2,770.02x = 3,829.83 × 2,647.62
4. Step 4: Simplify right side
   2,770.02x = 10,139,934.50
5. Step 5: Solve for x
   x = 10,139,934.50/2,770.02
6. Step 6: Final answer
   x = 3,660.60