Finding the Fourth Proportional to 1,464.72, 2,020.59 and 875.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,464.72 : 2,020.59 = 875.10 : x
2. Step 2: Convert to fraction form
   1,464.72/2,020.59 = 875.10/x
3. Step 3: Cross multiply
   1,464.72x = 2,020.59 × 875.10
4. Step 4: Simplify right side
   1,464.72x = 1,768,218.31
5. Step 5: Solve for x
   x = 1,768,218.31/1,464.72
6. Step 6: Final answer
   x = 1,207.21