Finding the Fourth Proportional to 2,974,168.68, 4,458,745.02 and 1,290,003.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,974,168.68 : 4,458,745.02 = 1,290,003.72 : x
2. Step 2: Convert to fraction form
   2,974,168.68/4,458,745.02 = 1,290,003.72/x
3. Step 3: Cross multiply
   2,974,168.68x = 4,458,745.02 × 1,290,003.72
4. Step 4: Simplify right side
   2,974,168.68x = 5,751,797,662,331.47
5. Step 5: Solve for x
   x = 5,751,797,662,331.47/2,974,168.68
6. Step 6: Final answer
   x = 1,933,917.77