Finding the Fourth Proportional to 3,290.09, 4,933.31 and 1,097.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,290.09 : 4,933.31 = 1,097.62 : x
2. Step 2: Convert to fraction form
   3,290.09/4,933.31 = 1,097.62/x
3. Step 3: Cross multiply
   3,290.09x = 4,933.31 × 1,097.62
4. Step 4: Simplify right side
   3,290.09x = 5,414,881.90
5. Step 5: Solve for x
   x = 5,414,881.90/3,290.09
6. Step 6: Final answer
   x = 1,645.82