Finding the Fourth Proportional to 10,180.89, 15,272.99 and 3,605.64

Step by Step Solution

1. Step 1: Write the proportion equation
   10,180.89 : 15,272.99 = 3,605.64 : x
2. Step 2: Convert to fraction form
   10,180.89/15,272.99 = 3,605.64/x
3. Step 3: Cross multiply
   10,180.89x = 15,272.99 × 3,605.64
4. Step 4: Simplify right side
   10,180.89x = 55,068,885.64
5. Step 5: Solve for x
   x = 55,068,885.64/10,180.89
6. Step 6: Final answer
   x = 5,409.04