Finding the Fourth Proportional to 2,192.02, 3,287.52 and 730.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,192.02 : 3,287.52 = 730.78 : x
2. Step 2: Convert to fraction form
   2,192.02/3,287.52 = 730.78/x
3. Step 3: Cross multiply
   2,192.02x = 3,287.52 × 730.78
4. Step 4: Simplify right side
   2,192.02x = 2,402,453.87
5. Step 5: Solve for x
   x = 2,402,453.87/2,192.02
6. Step 6: Final answer
   x = 1,096.00