Finding the Fourth Proportional to 3,726.72, 5,562.96 and 3,456.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,726.72 : 5,562.96 = 3,456.48 : x
2. Step 2: Convert to fraction form
   3,726.72/5,562.96 = 3,456.48/x
3. Step 3: Cross multiply
   3,726.72x = 5,562.96 × 3,456.48
4. Step 4: Simplify right side
   3,726.72x = 19,228,259.98
5. Step 5: Solve for x
   x = 19,228,259.98/3,726.72
6. Step 6: Final answer
   x = 5,159.57