Finding the Third Proportional to 21,054 and 30,417

Step by Step Solution

1. Step 1: Write the proportion equation
   21,054 : 30,417 = 30,417 : x
2. Step 2: Convert to fraction form
   21,054/30,417 = 30,417/x
3. Step 3: Cross multiply
   21,054x = 30,417 × 30,417
4. Step 4: Simplify right side
   21,054x = 925,193,889
5. Step 5: Solve for x
   x = 925,193,889/21,054
6. Step 6: Final answer
   x = 43,943.85