Finding the Third Proportional to 49,443 and 102,391

Step by Step Solution

1. Step 1: Write the proportion equation
   49,443 : 102,391 = 102,391 : x
2. Step 2: Convert to fraction form
   49,443/102,391 = 102,391/x
3. Step 3: Cross multiply
   49,443x = 102,391 × 102,391
4. Step 4: Simplify right side
   49,443x = 10,483,916,881
5. Step 5: Solve for x
   x = 10,483,916,881/49,443
6. Step 6: Final answer
   x = 212,040.47