Finding the Fourth Proportional to 1,096.77, 1,643.49 and 730.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.77 : 1,643.49 = 730.25 : x
2. Step 2: Convert to fraction form
   1,096.77/1,643.49 = 730.25/x
3. Step 3: Cross multiply
   1,096.77x = 1,643.49 × 730.25
4. Step 4: Simplify right side
   1,096.77x = 1,200,150.36
5. Step 5: Solve for x
   x = 1,200,150.36/1,096.77
6. Step 6: Final answer
   x = 1,094.26