Finding the Fourth Proportional to 2,356.86, 3,536.96 and 971.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356.86 : 3,536.96 = 971.46 : x
2. Step 2: Convert to fraction form
   2,356.86/3,536.96 = 971.46/x
3. Step 3: Cross multiply
   2,356.86x = 3,536.96 × 971.46
4. Step 4: Simplify right side
   2,356.86x = 3,436,015.16
5. Step 5: Solve for x
   x = 3,436,015.16/2,356.86
6. Step 6: Final answer
   x = 1,457.88