Finding the Fourth Proportional to 1,176.05, 1,622.94 and 704.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,176.05 : 1,622.94 = 704.15 : x
2. Step 2: Convert to fraction form
   1,176.05/1,622.94 = 704.15/x
3. Step 3: Cross multiply
   1,176.05x = 1,622.94 × 704.15
4. Step 4: Simplify right side
   1,176.05x = 1,142,793.20
5. Step 5: Solve for x
   x = 1,142,793.20/1,176.05
6. Step 6: Final answer
   x = 971.72