Finding the Fourth Proportional to 1,294.05, 1,785.82 and 704.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,294.05 : 1,785.82 = 704.59 : x
2. Step 2: Convert to fraction form
   1,294.05/1,785.82 = 704.59/x
3. Step 3: Cross multiply
   1,294.05x = 1,785.82 × 704.59
4. Step 4: Simplify right side
   1,294.05x = 1,258,270.91
5. Step 5: Solve for x
   x = 1,258,270.91/1,294.05
6. Step 6: Final answer
   x = 972.35