Finding the Third Proportional to 21,042 and 45,850

Step by Step Solution

1. Step 1: Write the proportion equation
   21,042 : 45,850 = 45,850 : x
2. Step 2: Convert to fraction form
   21,042/45,850 = 45,850/x
3. Step 3: Cross multiply
   21,042x = 45,850 × 45,850
4. Step 4: Simplify right side
   21,042x = 2,102,222,500
5. Step 5: Solve for x
   x = 2,102,222,500/21,042
6. Step 6: Final answer
   x = 99,906.02