Finding the Fourth Proportional to 1,443.62, 2,166.03 and 794.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443.62 : 2,166.03 = 794.30 : x
2. Step 2: Convert to fraction form
   1,443.62/2,166.03 = 794.30/x
3. Step 3: Cross multiply
   1,443.62x = 2,166.03 × 794.30
4. Step 4: Simplify right side
   1,443.62x = 1,720,477.63
5. Step 5: Solve for x
   x = 1,720,477.63/1,443.62
6. Step 6: Final answer
   x = 1,191.78