Finding the Fourth Proportional to 2,448.34, 3,672.57 and 716.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448.34 : 3,672.57 = 716.96 : x
2. Step 2: Convert to fraction form
   2,448.34/3,672.57 = 716.96/x
3. Step 3: Cross multiply
   2,448.34x = 3,672.57 × 716.96
4. Step 4: Simplify right side
   2,448.34x = 2,633,085.79
5. Step 5: Solve for x
   x = 2,633,085.79/2,448.34
6. Step 6: Final answer
   x = 1,075.46