Finding the Fourth Proportional to 3,618.05, 4,992.89 and 2,046.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,618.05 : 4,992.89 = 2,046.15 : x
2. Step 2: Convert to fraction form
   3,618.05/4,992.89 = 2,046.15/x
3. Step 3: Cross multiply
   3,618.05x = 4,992.89 × 2,046.15
4. Step 4: Simplify right side
   3,618.05x = 10,216,191.64
5. Step 5: Solve for x
   x = 10,216,191.64/3,618.05
6. Step 6: Final answer
   x = 2,823.67