Finding the Fourth Proportional to 13,504.02, 18,635.72 and 7,536.03

Step by Step Solution

1. Step 1: Write the proportion equation
   13,504.02 : 18,635.72 = 7,536.03 : x
2. Step 2: Convert to fraction form
   13,504.02/18,635.72 = 7,536.03/x
3. Step 3: Cross multiply
   13,504.02x = 18,635.72 × 7,536.03
4. Step 4: Simplify right side
   13,504.02x = 140,439,307.31
5. Step 5: Solve for x
   x = 140,439,307.31/13,504.02
6. Step 6: Final answer
   x = 10,399.81