Finding the Fourth Proportional to 2,076.96, 2,866.17 and 1,192.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.96 : 2,866.17 = 1,192.90 : x
2. Step 2: Convert to fraction form
   2,076.96/2,866.17 = 1,192.90/x
3. Step 3: Cross multiply
   2,076.96x = 2,866.17 × 1,192.90
4. Step 4: Simplify right side
   2,076.96x = 3,419,054.19
5. Step 5: Solve for x
   x = 3,419,054.19/2,076.96
6. Step 6: Final answer
   x = 1,646.18