Finding the Fourth Proportional to 1,463.11, 2,019.18 and 1,064.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,463.11 : 2,019.18 = 1,064.86 : x
2. Step 2: Convert to fraction form
   1,463.11/2,019.18 = 1,064.86/x
3. Step 3: Cross multiply
   1,463.11x = 2,019.18 × 1,064.86
4. Step 4: Simplify right side
   1,463.11x = 2,150,144.01
5. Step 5: Solve for x
   x = 2,150,144.01/1,463.11
6. Step 6: Final answer
   x = 1,469.57