Finding the Third Proportional to 21,559 and 31,501

Step by Step Solution

1. Step 1: Write the proportion equation
   21,559 : 31,501 = 31,501 : x
2. Step 2: Convert to fraction form
   21,559/31,501 = 31,501/x
3. Step 3: Cross multiply
   21,559x = 31,501 × 31,501
4. Step 4: Simplify right side
   21,559x = 992,313,001
5. Step 5: Solve for x
   x = 992,313,001/21,559
6. Step 6: Final answer
   x = 46,027.78