Finding the Fourth Proportional to 2,425.52, 3,636.69 and 1,175.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,425.52 : 3,636.69 = 1,175.78 : x
2. Step 2: Convert to fraction form
   2,425.52/3,636.69 = 1,175.78/x
3. Step 3: Cross multiply
   2,425.52x = 3,636.69 × 1,175.78
4. Step 4: Simplify right side
   2,425.52x = 4,275,947.37
5. Step 5: Solve for x
   x = 4,275,947.37/2,425.52
6. Step 6: Final answer
   x = 1,762.90