Finding the Fourth Proportional to 1,945.56, 2,684.85 and 1,061.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945.56 : 2,684.85 = 1,061.36 : x
2. Step 2: Convert to fraction form
   1,945.56/2,684.85 = 1,061.36/x
3. Step 3: Cross multiply
   1,945.56x = 2,684.85 × 1,061.36
4. Step 4: Simplify right side
   1,945.56x = 2,849,578.97
5. Step 5: Solve for x
   x = 2,849,578.97/1,945.56
6. Step 6: Final answer
   x = 1,464.66