Finding the Fourth Proportional to 2,076.09, 2,865.01 and 1,191.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.09 : 2,865.01 = 1,191.73 : x
2. Step 2: Convert to fraction form
   2,076.09/2,865.01 = 1,191.73/x
3. Step 3: Cross multiply
   2,076.09x = 2,865.01 × 1,191.73
4. Step 4: Simplify right side
   2,076.09x = 3,414,318.37
5. Step 5: Solve for x
   x = 3,414,318.37/2,076.09
6. Step 6: Final answer
   x = 1,644.59