Finding the Fourth Proportional to 3,437.39, 5,155.82 and 1,097.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,437.39 : 5,155.82 = 1,097.30 : x
2. Step 2: Convert to fraction form
   3,437.39/5,155.82 = 1,097.30/x
3. Step 3: Cross multiply
   3,437.39x = 5,155.82 × 1,097.30
4. Step 4: Simplify right side
   3,437.39x = 5,657,481.29
5. Step 5: Solve for x
   x = 5,657,481.29/3,437.39
6. Step 6: Final answer
   x = 1,645.87