Finding the Fourth Proportional to 2,359.39, 3,536.17 and 971.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,359.39 : 3,536.17 = 971.86 : x
2. Step 2: Convert to fraction form
   2,359.39/3,536.17 = 971.86/x
3. Step 3: Cross multiply
   2,359.39x = 3,536.17 × 971.86
4. Step 4: Simplify right side
   2,359.39x = 3,436,662.18
5. Step 5: Solve for x
   x = 3,436,662.18/2,359.39
6. Step 6: Final answer
   x = 1,456.59