Finding the Fourth Proportional to 1,960.82, 2,706.29 and 1,174.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,960.82 : 2,706.29 = 1,174.99 : x
2. Step 2: Convert to fraction form
   1,960.82/2,706.29 = 1,174.99/x
3. Step 3: Cross multiply
   1,960.82x = 2,706.29 × 1,174.99
4. Step 4: Simplify right side
   1,960.82x = 3,179,857.22
5. Step 5: Solve for x
   x = 3,179,857.22/1,960.82
6. Step 6: Final answer
   x = 1,621.69