Finding the Fourth Proportional to 2,026.73, 2,796.91 and 1,187.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,026.73 : 2,796.91 = 1,187.46 : x
2. Step 2: Convert to fraction form
   2,026.73/2,796.91 = 1,187.46/x
3. Step 3: Cross multiply
   2,026.73x = 2,796.91 × 1,187.46
4. Step 4: Simplify right side
   2,026.73x = 3,321,215.78
5. Step 5: Solve for x
   x = 3,321,215.78/2,026.73
6. Step 6: Final answer
   x = 1,638.70