Finding the Fourth Proportional to 2,190.02, 3,285.27 and 729.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,190.02 : 3,285.27 = 729.27 : x
2. Step 2: Convert to fraction form
   2,190.02/3,285.27 = 729.27/x
3. Step 3: Cross multiply
   2,190.02x = 3,285.27 × 729.27
4. Step 4: Simplify right side
   2,190.02x = 2,395,848.85
5. Step 5: Solve for x
   x = 2,395,848.85/2,190.02
6. Step 6: Final answer
   x = 1,093.99