Finding the Fourth Proportional to 1,732.73, 2,388.69 and 1,069.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,732.73 : 2,388.69 = 1,069.20 : x
2. Step 2: Convert to fraction form
   1,732.73/2,388.69 = 1,069.20/x
3. Step 3: Cross multiply
   1,732.73x = 2,388.69 × 1,069.20
4. Step 4: Simplify right side
   1,732.73x = 2,553,987.35
5. Step 5: Solve for x
   x = 2,553,987.35/1,732.73
6. Step 6: Final answer
   x = 1,473.97