Finding the Third Proportional to 21,636 and 45,455.63

Step by Step Solution

1. Step 1: Write the proportion equation
   21,636 : 45,455.63 = 45,455.63 : x
2. Step 2: Convert to fraction form
   21,636/45,455.63 = 45,455.63/x
3. Step 3: Cross multiply
   21,636x = 45,455.63 × 45,455.63
4. Step 4: Simplify right side
   21,636x = 2,066,213,844.14
5. Step 5: Solve for x
   x = 2,066,213,844.14/21,636
6. Step 6: Final answer
   x = 95,498.88