Finding the Fourth Proportional to 2,196.09, 3,289.26 and 1,577.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.09 : 3,289.26 = 1,577.94 : x
2. Step 2: Convert to fraction form
   2,196.09/3,289.26 = 1,577.94/x
3. Step 3: Cross multiply
   2,196.09x = 3,289.26 × 1,577.94
4. Step 4: Simplify right side
   2,196.09x = 5,190,254.92
5. Step 5: Solve for x
   x = 5,190,254.92/2,196.09
6. Step 6: Final answer
   x = 2,363.41