Finding the Fourth Proportional to 1,446.04, 1,995.53 and 782.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,446.04 : 1,995.53 = 782.89 : x
2. Step 2: Convert to fraction form
   1,446.04/1,995.53 = 782.89/x
3. Step 3: Cross multiply
   1,446.04x = 1,995.53 × 782.89
4. Step 4: Simplify right side
   1,446.04x = 1,562,266.59
5. Step 5: Solve for x
   x = 1,562,266.59/1,446.04
6. Step 6: Final answer
   x = 1,080.38