Finding the Fourth Proportional to 2,962.31, 4,440.38 and 1,206.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,962.31 : 4,440.38 = 1,206.56 : x
2. Step 2: Convert to fraction form
   2,962.31/4,440.38 = 1,206.56/x
3. Step 3: Cross multiply
   2,962.31x = 4,440.38 × 1,206.56
4. Step 4: Simplify right side
   2,962.31x = 5,357,584.89
5. Step 5: Solve for x
   x = 5,357,584.89/2,962.31
6. Step 6: Final answer
   x = 1,808.58