Finding the Fourth Proportional to 1,612.43, 2,415.03 and 1,401.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,612.43 : 2,415.03 = 1,401.49 : x
2. Step 2: Convert to fraction form
   1,612.43/2,415.03 = 1,401.49/x
3. Step 3: Cross multiply
   1,612.43x = 2,415.03 × 1,401.49
4. Step 4: Simplify right side
   1,612.43x = 3,384,640.39
5. Step 5: Solve for x
   x = 3,384,640.39/1,612.43
6. Step 6: Final answer
   x = 2,099.09