Finding the Fourth Proportional to 1,452.89, 2,004.94 and 1,061.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,452.89 : 2,004.94 = 1,061.57 : x
2. Step 2: Convert to fraction form
   1,452.89/2,004.94 = 1,061.57/x
3. Step 3: Cross multiply
   1,452.89x = 2,004.94 × 1,061.57
4. Step 4: Simplify right side
   1,452.89x = 2,128,384.16
5. Step 5: Solve for x
   x = 2,128,384.16/1,452.89
6. Step 6: Final answer
   x = 1,464.93