Finding the Fourth Proportional to 13,597.49, 18,764.82 and 7,629.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,597.49 : 18,764.82 = 7,629.59 : x
2. Step 2: Convert to fraction form
   13,597.49/18,764.82 = 7,629.59/x
3. Step 3: Cross multiply
   13,597.49x = 18,764.82 × 7,629.59
4. Step 4: Simplify right side
   13,597.49x = 143,167,789.20
5. Step 5: Solve for x
   x = 143,167,789.20/13,597.49
6. Step 6: Final answer
   x = 10,528.99