Finding the Fourth Proportional to 1,945.42, 2,684.71 and 1,061.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945.42 : 2,684.71 = 1,061.23 : x
2. Step 2: Convert to fraction form
   1,945.42/2,684.71 = 1,061.23/x
3. Step 3: Cross multiply
   1,945.42x = 2,684.71 × 1,061.23
4. Step 4: Simplify right side
   1,945.42x = 2,849,094.79
5. Step 5: Solve for x
   x = 2,849,094.79/1,945.42
6. Step 6: Final answer
   x = 1,464.51