Finding the Third Proportional to 66,870 and 103,667

Step by Step Solution

1. Step 1: Write the proportion equation
   66,870 : 103,667 = 103,667 : x
2. Step 2: Convert to fraction form
   66,870/103,667 = 103,667/x
3. Step 3: Cross multiply
   66,870x = 103,667 × 103,667
4. Step 4: Simplify right side
   66,870x = 10,746,846,889
5. Step 5: Solve for x
   x = 10,746,846,889/66,870
6. Step 6: Final answer
   x = 160,712.53