Finding the Third Proportional to 21,017 and 45,733

Step by Step Solution

1. Step 1: Write the proportion equation
   21,017 : 45,733 = 45,733 : x
2. Step 2: Convert to fraction form
   21,017/45,733 = 45,733/x
3. Step 3: Cross multiply
   21,017x = 45,733 × 45,733
4. Step 4: Simplify right side
   21,017x = 2,091,507,289
5. Step 5: Solve for x
   x = 2,091,507,289/21,017
6. Step 6: Final answer
   x = 99,515.03