Finding the Fourth Proportional to 1,616.32, 2,425.03 and 1,444.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,616.32 : 2,425.03 = 1,444.09 : x
2. Step 2: Convert to fraction form
   1,616.32/2,425.03 = 1,444.09/x
3. Step 3: Cross multiply
   1,616.32x = 2,425.03 × 1,444.09
4. Step 4: Simplify right side
   1,616.32x = 3,501,961.57
5. Step 5: Solve for x
   x = 3,501,961.57/1,616.32
6. Step 6: Final answer
   x = 2,166.63