Finding the Third Proportional to 21,412 and 30,433

Step by Step Solution

1. Step 1: Write the proportion equation
   21,412 : 30,433 = 30,433 : x
2. Step 2: Convert to fraction form
   21,412/30,433 = 30,433/x
3. Step 3: Cross multiply
   21,412x = 30,433 × 30,433
4. Step 4: Simplify right side
   21,412x = 926,167,489
5. Step 5: Solve for x
   x = 926,167,489/21,412
6. Step 6: Final answer
   x = 43,254.60