Finding the Third Proportional to 81,871 and 124,994

Step by Step Solution

1. Step 1: Write the proportion equation
   81,871 : 124,994 = 124,994 : x
2. Step 2: Convert to fraction form
   81,871/124,994 = 124,994/x
3. Step 3: Cross multiply
   81,871x = 124,994 × 124,994
4. Step 4: Simplify right side
   81,871x = 15,623,500,036
5. Step 5: Solve for x
   x = 15,623,500,036/81,871
6. Step 6: Final answer
   x = 190,830.70