Finding the Fourth Proportional to 2,448.25, 3,672.28 and 693.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448.25 : 3,672.28 = 693.27 : x
2. Step 2: Convert to fraction form
   2,448.25/3,672.28 = 693.27/x
3. Step 3: Cross multiply
   2,448.25x = 3,672.28 × 693.27
4. Step 4: Simplify right side
   2,448.25x = 2,545,881.56
5. Step 5: Solve for x
   x = 2,545,881.56/2,448.25
6. Step 6: Final answer
   x = 1,039.88