Finding the Fourth Proportional to 1,824.52, 2,736.83 and 728.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,824.52 : 2,736.83 = 728.79 : x
2. Step 2: Convert to fraction form
   1,824.52/2,736.83 = 728.79/x
3. Step 3: Cross multiply
   1,824.52x = 2,736.83 × 728.79
4. Step 4: Simplify right side
   1,824.52x = 1,994,574.34
5. Step 5: Solve for x
   x = 1,994,574.34/1,824.52
6. Step 6: Final answer
   x = 1,093.20