Finding the Fourth Proportional to 3,648.02, 5,472.63 and 1,456.79

Step by Step Solution

1. Step 1: Write the proportion equation
   3,648.02 : 5,472.63 = 1,456.79 : x
2. Step 2: Convert to fraction form
   3,648.02/5,472.63 = 1,456.79/x
3. Step 3: Cross multiply
   3,648.02x = 5,472.63 × 1,456.79
4. Step 4: Simplify right side
   3,648.02x = 7,972,445.29
5. Step 5: Solve for x
   x = 7,972,445.29/3,648.02
6. Step 6: Final answer
   x = 2,185.42