Finding the Fourth Proportional to 2,076.03, 2,864.41 and 1,191.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.03 : 2,864.41 = 1,191.64 : x
2. Step 2: Convert to fraction form
   2,076.03/2,864.41 = 1,191.64/x
3. Step 3: Cross multiply
   2,076.03x = 2,864.41 × 1,191.64
4. Step 4: Simplify right side
   2,076.03x = 3,413,345.53
5. Step 5: Solve for x
   x = 3,413,345.53/2,076.03
6. Step 6: Final answer
   x = 1,644.17