Finding the Third Proportional to 21,334 and 28,309

Step by Step Solution

1. Step 1: Write the proportion equation
   21,334 : 28,309 = 28,309 : x
2. Step 2: Convert to fraction form
   21,334/28,309 = 28,309/x
3. Step 3: Cross multiply
   21,334x = 28,309 × 28,309
4. Step 4: Simplify right side
   21,334x = 801,399,481
5. Step 5: Solve for x
   x = 801,399,481/21,334
6. Step 6: Final answer
   x = 37,564.43