Finding the Third Proportional to 67,904 and 89,301

Step by Step Solution

1. Step 1: Write the proportion equation
   67,904 : 89,301 = 89,301 : x
2. Step 2: Convert to fraction form
   67,904/89,301 = 89,301/x
3. Step 3: Cross multiply
   67,904x = 89,301 × 89,301
4. Step 4: Simplify right side
   67,904x = 7,974,668,601
5. Step 5: Solve for x
   x = 7,974,668,601/67,904
6. Step 6: Final answer
   x = 117,440.34