Finding the Third Proportional to 45,144 and 67,718.25

Step by Step Solution

1. Step 1: Write the proportion equation
   45,144 : 67,718.25 = 67,718.25 : x
2. Step 2: Convert to fraction form
   45,144/67,718.25 = 67,718.25/x
3. Step 3: Cross multiply
   45,144x = 67,718.25 × 67,718.25
4. Step 4: Simplify right side
   45,144x = 4,585,761,383.06
5. Step 5: Solve for x
   x = 4,585,761,383.06/45,144
6. Step 6: Final answer
   x = 101,580.75