Finding the Fourth Proportional to 2,947,443.26, 4,419,952.10 and 1,126,480.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,947,443.26 : 4,419,952.10 = 1,126,480.78 : x
2. Step 2: Convert to fraction form
   2,947,443.26/4,419,952.10 = 1,126,480.78/x
3. Step 3: Cross multiply
   2,947,443.26x = 4,419,952.10 × 1,126,480.78
4. Step 4: Simplify right side
   2,947,443.26x = 4,978,991,089,170.64
5. Step 5: Solve for x
   x = 4,978,991,089,170.64/2,947,443.26
6. Step 6: Final answer
   x = 1,689,257.65