Finding the Third Proportional to 21,409.88 and 45,127.69

Step by Step Solution

1. Step 1: Write the proportion equation
   21,409.88 : 45,127.69 = 45,127.69 : x
2. Step 2: Convert to fraction form
   21,409.88/45,127.69 = 45,127.69/x
3. Step 3: Cross multiply
   21,409.88x = 45,127.69 × 45,127.69
4. Step 4: Simplify right side
   21,409.88x = 2,036,508,179.10
5. Step 5: Solve for x
   x = 2,036,508,179.10/21,409.88
6. Step 6: Final answer
   x = 95,120.04