Finding the Fourth Proportional to 1,960.82, 2,705.88 and 1,064.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,960.82 : 2,705.88 = 1,064.51 : x
2. Step 2: Convert to fraction form
   1,960.82/2,705.88 = 1,064.51/x
3. Step 3: Cross multiply
   1,960.82x = 2,705.88 × 1,064.51
4. Step 4: Simplify right side
   1,960.82x = 2,880,436.32
5. Step 5: Solve for x
   x = 2,880,436.32/1,960.82
6. Step 6: Final answer
   x = 1,469.00