Finding the Fourth Proportional to 1,463.63, 2,019.86 and 904.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,463.63 : 2,019.86 = 904.09 : x
2. Step 2: Convert to fraction form
   1,463.63/2,019.86 = 904.09/x
3. Step 3: Cross multiply
   1,463.63x = 2,019.86 × 904.09
4. Step 4: Simplify right side
   1,463.63x = 1,826,132.44
5. Step 5: Solve for x
   x = 1,826,132.44/1,463.63
6. Step 6: Final answer
   x = 1,247.67