Finding the Third Proportional to 86,307 and 116,607

Step by Step Solution

1. Step 1: Write the proportion equation
   86,307 : 116,607 = 116,607 : x
2. Step 2: Convert to fraction form
   86,307/116,607 = 116,607/x
3. Step 3: Cross multiply
   86,307x = 116,607 × 116,607
4. Step 4: Simplify right side
   86,307x = 13,597,192,449
5. Step 5: Solve for x
   x = 13,597,192,449/86,307
6. Step 6: Final answer
   x = 157,544.49