Finding the Fourth Proportional to 2,011.55, 3,013.25 and 968.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,011.55 : 3,013.25 = 968.45 : x
2. Step 2: Convert to fraction form
   2,011.55/3,013.25 = 968.45/x
3. Step 3: Cross multiply
   2,011.55x = 3,013.25 × 968.45
4. Step 4: Simplify right side
   2,011.55x = 2,918,162.05
5. Step 5: Solve for x
   x = 2,918,162.05/2,011.55
6. Step 6: Final answer
   x = 1,450.71