Finding the Fourth Proportional to 1,464.57, 2,020.72 and 875.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,464.57 : 2,020.72 = 875.25 : x
2. Step 2: Convert to fraction form
   1,464.57/2,020.72 = 875.25/x
3. Step 3: Cross multiply
   1,464.57x = 2,020.72 × 875.25
4. Step 4: Simplify right side
   1,464.57x = 1,768,635.18
5. Step 5: Solve for x
   x = 1,768,635.18/1,464.57
6. Step 6: Final answer
   x = 1,207.61