Finding the Fourth Proportional to 2,067.85, 3,097.32 and 970.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.85 : 3,097.32 = 970.57 : x
2. Step 2: Convert to fraction form
   2,067.85/3,097.32 = 970.57/x
3. Step 3: Cross multiply
   2,067.85x = 3,097.32 × 970.57
4. Step 4: Simplify right side
   2,067.85x = 3,006,165.87
5. Step 5: Solve for x
   x = 3,006,165.87/2,067.85
6. Step 6: Final answer
   x = 1,453.76