Finding the Third Proportional to 67,008 and 91,003

Step by Step Solution

1. Step 1: Write the proportion equation
   67,008 : 91,003 = 91,003 : x
2. Step 2: Convert to fraction form
   67,008/91,003 = 91,003/x
3. Step 3: Cross multiply
   67,008x = 91,003 × 91,003
4. Step 4: Simplify right side
   67,008x = 8,281,546,009
5. Step 5: Solve for x
   x = 8,281,546,009/67,008
6. Step 6: Final answer
   x = 123,590.41