Finding the Third Proportional to 45,519 and 99,786

Step by Step Solution

1. Step 1: Write the proportion equation
   45,519 : 99,786 = 99,786 : x
2. Step 2: Convert to fraction form
   45,519/99,786 = 99,786/x
3. Step 3: Cross multiply
   45,519x = 99,786 × 99,786
4. Step 4: Simplify right side
   45,519x = 9,957,245,796
5. Step 5: Solve for x
   x = 9,957,245,796/45,519
6. Step 6: Final answer
   x = 218,749.22