Finding the Third Proportional to 99,544.50 and 215,694

Step by Step Solution

1. Step 1: Write the proportion equation
   99,544.50 : 215,694 = 215,694 : x
2. Step 2: Convert to fraction form
   99,544.50/215,694 = 215,694/x
3. Step 3: Cross multiply
   99,544.50x = 215,694 × 215,694
4. Step 4: Simplify right side
   99,544.50x = 46,523,901,636
5. Step 5: Solve for x
   x = 46,523,901,636/99,544.50
6. Step 6: Final answer
   x = 467,367.88