Finding the Third Proportional to 10,367.21 and 15,636.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,367.21 : 15,636.72 = 15,636.72 : x
2. Step 2: Convert to fraction form
   10,367.21/15,636.72 = 15,636.72/x
3. Step 3: Cross multiply
   10,367.21x = 15,636.72 × 15,636.72
4. Step 4: Simplify right side
   10,367.21x = 244,506,942.73
5. Step 5: Solve for x
   x = 244,506,942.73/10,367.21
6. Step 6: Final answer
   x = 23,584.64