Finding the Fourth Proportional to 1,996.82, 2,974.12 and 1,892.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.82 : 2,974.12 = 1,892.72 : x
2. Step 2: Convert to fraction form
   1,996.82/2,974.12 = 1,892.72/x
3. Step 3: Cross multiply
   1,996.82x = 2,974.12 × 1,892.72
4. Step 4: Simplify right side
   1,996.82x = 5,629,176.41
5. Step 5: Solve for x
   x = 5,629,176.41/1,996.82
6. Step 6: Final answer
   x = 2,819.07