Finding the Fourth Proportional to 1,504.68, 2,076.47 and 841.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,504.68 : 2,076.47 = 841.56 : x
2. Step 2: Convert to fraction form
   1,504.68/2,076.47 = 841.56/x
3. Step 3: Cross multiply
   1,504.68x = 2,076.47 × 841.56
4. Step 4: Simplify right side
   1,504.68x = 1,747,469.89
5. Step 5: Solve for x
   x = 1,747,469.89/1,504.68
6. Step 6: Final answer
   x = 1,161.36