Finding the Fourth Proportional to 2,469,072.79, 3,407,452.81 and 1,381,279.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,469,072.79 : 3,407,452.81 = 1,381,279.49 : x
2. Step 2: Convert to fraction form
   2,469,072.79/3,407,452.81 = 1,381,279.49/x
3. Step 3: Cross multiply
   2,469,072.79x = 3,407,452.81 × 1,381,279.49
4. Step 4: Simplify right side
   2,469,072.79x = 4,706,644,659,105.40
5. Step 5: Solve for x
   x = 4,706,644,659,105.40/2,469,072.79
6. Step 6: Final answer
   x = 1,906,239.74