Finding the Fourth Proportional to 1,463.35, 2,019.57 and 874.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,463.35 : 2,019.57 = 874.21 : x
2. Step 2: Convert to fraction form
   1,463.35/2,019.57 = 874.21/x
3. Step 3: Cross multiply
   1,463.35x = 2,019.57 × 874.21
4. Step 4: Simplify right side
   1,463.35x = 1,765,528.29
5. Step 5: Solve for x
   x = 1,765,528.29/1,463.35
6. Step 6: Final answer
   x = 1,206.50