Finding the Fourth Proportional to 2,330.23, 3,494.89 and 1,097.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,330.23 : 3,494.89 = 1,097.31 : x
2. Step 2: Convert to fraction form
   2,330.23/3,494.89 = 1,097.31/x
3. Step 3: Cross multiply
   2,330.23x = 3,494.89 × 1,097.31
4. Step 4: Simplify right side
   2,330.23x = 3,834,977.75
5. Step 5: Solve for x
   x = 3,834,977.75/2,330.23
6. Step 6: Final answer
   x = 1,645.75