Finding the Third Proportional to 12,367.69 and 20,827.13

Step by Step Solution

1. Step 1: Write the proportion equation
   12,367.69 : 20,827.13 = 20,827.13 : x
2. Step 2: Convert to fraction form
   12,367.69/20,827.13 = 20,827.13/x
3. Step 3: Cross multiply
   12,367.69x = 20,827.13 × 20,827.13
4. Step 4: Simplify right side
   12,367.69x = 433,769,135.77
5. Step 5: Solve for x
   x = 433,769,135.77/12,367.69
6. Step 6: Final answer
   x = 35,072.78