Finding the Fourth Proportional to 1,504.71, 2,076.59 and 841.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,504.71 : 2,076.59 = 841.61 : x
2. Step 2: Convert to fraction form
   1,504.71/2,076.59 = 841.61/x
3. Step 3: Cross multiply
   1,504.71x = 2,076.59 × 841.61
4. Step 4: Simplify right side
   1,504.71x = 1,747,678.91
5. Step 5: Solve for x
   x = 1,747,678.91/1,504.71
6. Step 6: Final answer
   x = 1,161.47