Finding the Third Proportional to 65,259 and 100,485

Step by Step Solution

1. Step 1: Write the proportion equation
   65,259 : 100,485 = 100,485 : x
2. Step 2: Convert to fraction form
   65,259/100,485 = 100,485/x
3. Step 3: Cross multiply
   65,259x = 100,485 × 100,485
4. Step 4: Simplify right side
   65,259x = 10,097,235,225
5. Step 5: Solve for x
   x = 10,097,235,225/65,259
6. Step 6: Final answer
   x = 154,725.56