Finding the Fourth Proportional to 2,667,454.72, 3,681,087.20 and 1,443,760

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667,454.72 : 3,681,087.20 = 1,443,760 : x
2. Step 2: Convert to fraction form
   2,667,454.72/3,681,087.20 = 1,443,760/x
3. Step 3: Cross multiply
   2,667,454.72x = 3,681,087.20 × 1,443,760
4. Step 4: Simplify right side
   2,667,454.72x = 5,314,606,455,872
5. Step 5: Solve for x
   x = 5,314,606,455,872/2,667,454.72
6. Step 6: Final answer
   x = 1,992,388.63