Finding the Third Proportional to 20,968.88 and 45,618.19

Step by Step Solution

1. Step 1: Write the proportion equation
   20,968.88 : 45,618.19 = 45,618.19 : x
2. Step 2: Convert to fraction form
   20,968.88/45,618.19 = 45,618.19/x
3. Step 3: Cross multiply
   20,968.88x = 45,618.19 × 45,618.19
4. Step 4: Simplify right side
   20,968.88x = 2,081,019,030.79
5. Step 5: Solve for x
   x = 2,081,019,030.79/20,968.88
6. Step 6: Final answer
   x = 99,243.24