Finding the Fourth Proportional to 2,262.72, 3,388.24 and 1,896.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,262.72 : 3,388.24 = 1,896.56 : x
2. Step 2: Convert to fraction form
   2,262.72/3,388.24 = 1,896.56/x
3. Step 3: Cross multiply
   2,262.72x = 3,388.24 × 1,896.56
4. Step 4: Simplify right side
   2,262.72x = 6,426,000.45
5. Step 5: Solve for x
   x = 6,426,000.45/2,262.72
6. Step 6: Final answer
   x = 2,839.95