Finding the Fourth Proportional to 2,444.80, 3,662.72 and 1,415.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,444.80 : 3,662.72 = 1,415.68 : x
2. Step 2: Convert to fraction form
   2,444.80/3,662.72 = 1,415.68/x
3. Step 3: Cross multiply
   2,444.80x = 3,662.72 × 1,415.68
4. Step 4: Simplify right side
   2,444.80x = 5,185,239.45
5. Step 5: Solve for x
   x = 5,185,239.45/2,444.80
6. Step 6: Final answer
   x = 2,120.93