Finding the Third Proportional to 67,001 and 90,994

Step by Step Solution

1. Step 1: Write the proportion equation
   67,001 : 90,994 = 90,994 : x
2. Step 2: Convert to fraction form
   67,001/90,994 = 90,994/x
3. Step 3: Cross multiply
   67,001x = 90,994 × 90,994
4. Step 4: Simplify right side
   67,001x = 8,279,908,036
5. Step 5: Solve for x
   x = 8,279,908,036/67,001
6. Step 6: Final answer
   x = 123,578.87