Finding the Fourth Proportional to 3,715.69, 5,575.35 and 1,635.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,715.69 : 5,575.35 = 1,635.43 : x
2. Step 2: Convert to fraction form
   3,715.69/5,575.35 = 1,635.43/x
3. Step 3: Cross multiply
   3,715.69x = 5,575.35 × 1,635.43
4. Step 4: Simplify right side
   3,715.69x = 9,118,103.78
5. Step 5: Solve for x
   x = 9,118,103.78/3,715.69
6. Step 6: Final answer
   x = 2,453.95