Finding the Fourth Proportional to 1,996.73, 2,992.47 and 885.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.73 : 2,992.47 = 885.76 : x
2. Step 2: Convert to fraction form
   1,996.73/2,992.47 = 885.76/x
3. Step 3: Cross multiply
   1,996.73x = 2,992.47 × 885.76
4. Step 4: Simplify right side
   1,996.73x = 2,650,610.33
5. Step 5: Solve for x
   x = 2,650,610.33/1,996.73
6. Step 6: Final answer
   x = 1,327.48