Finding the Fourth Proportional to 12,496.72, 18,745.20 and 7,597.84

Step by Step Solution

1. Step 1: Write the proportion equation
   12,496.72 : 18,745.20 = 7,597.84 : x
2. Step 2: Convert to fraction form
   12,496.72/18,745.20 = 7,597.84/x
3. Step 3: Cross multiply
   12,496.72x = 18,745.20 × 7,597.84
4. Step 4: Simplify right side
   12,496.72x = 142,423,030.37
5. Step 5: Solve for x
   x = 142,423,030.37/12,496.72
6. Step 6: Final answer
   x = 11,396.83