Finding the Fourth Proportional to 1,945.24, 2,684.45 and 1,061.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945.24 : 2,684.45 = 1,061.05 : x
2. Step 2: Convert to fraction form
   1,945.24/2,684.45 = 1,061.05/x
3. Step 3: Cross multiply
   1,945.24x = 2,684.45 × 1,061.05
4. Step 4: Simplify right side
   1,945.24x = 2,848,328.96
5. Step 5: Solve for x
   x = 2,848,328.96/1,945.24
6. Step 6: Final answer
   x = 1,464.26