Finding the Fourth Proportional to 1,469.52, 2,207.52 and 1,145.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,469.52 : 2,207.52 = 1,145.52 : x
2. Step 2: Convert to fraction form
   1,469.52/2,207.52 = 1,145.52/x
3. Step 3: Cross multiply
   1,469.52x = 2,207.52 × 1,145.52
4. Step 4: Simplify right side
   1,469.52x = 2,528,758.31
5. Step 5: Solve for x
   x = 2,528,758.31/1,469.52
6. Step 6: Final answer
   x = 1,720.81