Finding the Fourth Proportional to 3,720,147.18, 5,578,804.37 and 2,204,257.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,720,147.18 : 5,578,804.37 = 2,204,257.89 : x
2. Step 2: Convert to fraction form
   3,720,147.18/5,578,804.37 = 2,204,257.89/x
3. Step 3: Cross multiply
   3,720,147.18x = 5,578,804.37 × 2,204,257.89
4. Step 4: Simplify right side
   3,720,147.18x = 12,297,123,538,317.69
5. Step 5: Solve for x
   x = 12,297,123,538,317.69/3,720,147.18
6. Step 6: Final answer
   x = 3,305,547.59