Finding the Fourth Proportional to 2,453.15, 3,679.52 and 1,136.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,453.15 : 3,679.52 = 1,136.63 : x
2. Step 2: Convert to fraction form
   2,453.15/3,679.52 = 1,136.63/x
3. Step 3: Cross multiply
   2,453.15x = 3,679.52 × 1,136.63
4. Step 4: Simplify right side
   2,453.15x = 4,182,228.74
5. Step 5: Solve for x
   x = 4,182,228.74/2,453.15
6. Step 6: Final answer
   x = 1,704.84