Finding the Fourth Proportional to 10,635.86, 15,952.42 and 3,615.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,635.86 : 15,952.42 = 3,615.59 : x
2. Step 2: Convert to fraction form
   10,635.86/15,952.42 = 3,615.59/x
3. Step 3: Cross multiply
   10,635.86x = 15,952.42 × 3,615.59
4. Step 4: Simplify right side
   10,635.86x = 57,677,441.07
5. Step 5: Solve for x
   x = 57,677,441.07/10,635.86
6. Step 6: Final answer
   x = 5,422.92