Finding the Fourth Proportional to 2,908.32, 4,362.42 and 717.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,908.32 : 4,362.42 = 717.06 : x
2. Step 2: Convert to fraction form
   2,908.32/4,362.42 = 717.06/x
3. Step 3: Cross multiply
   2,908.32x = 4,362.42 × 717.06
4. Step 4: Simplify right side
   2,908.32x = 3,128,116.89
5. Step 5: Solve for x
   x = 3,128,116.89/2,908.32
6. Step 6: Final answer
   x = 1,075.58