Finding the Fourth Proportional to 1,892.38, 2,839.80 and 796.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,892.38 : 2,839.80 = 796.76 : x
2. Step 2: Convert to fraction form
   1,892.38/2,839.80 = 796.76/x
3. Step 3: Cross multiply
   1,892.38x = 2,839.80 × 796.76
4. Step 4: Simplify right side
   1,892.38x = 2,262,622.90
5. Step 5: Solve for x
   x = 2,262,622.90/1,892.38
6. Step 6: Final answer
   x = 1,195.65