Finding the Fourth Proportional to 1,676.73, 2,513.04 and 1,216.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,676.73 : 2,513.04 = 1,216.10 : x
2. Step 2: Convert to fraction form
   1,676.73/2,513.04 = 1,216.10/x
3. Step 3: Cross multiply
   1,676.73x = 2,513.04 × 1,216.10
4. Step 4: Simplify right side
   1,676.73x = 3,056,095.38
5. Step 5: Solve for x
   x = 3,056,095.38/1,676.73
6. Step 6: Final answer
   x = 1,822.65