Finding the Third Proportional to 21,308 and 30,625

Step by Step Solution

1. Step 1: Write the proportion equation
   21,308 : 30,625 = 30,625 : x
2. Step 2: Convert to fraction form
   21,308/30,625 = 30,625/x
3. Step 3: Cross multiply
   21,308x = 30,625 × 30,625
4. Step 4: Simplify right side
   21,308x = 937,890,625
5. Step 5: Solve for x
   x = 937,890,625/21,308
6. Step 6: Final answer
   x = 44,015.89