Finding the Third Proportional to 21,116 and 45,472

Step by Step Solution

1. Step 1: Write the proportion equation
   21,116 : 45,472 = 45,472 : x
2. Step 2: Convert to fraction form
   21,116/45,472 = 45,472/x
3. Step 3: Cross multiply
   21,116x = 45,472 × 45,472
4. Step 4: Simplify right side
   21,116x = 2,067,702,784
5. Step 5: Solve for x
   x = 2,067,702,784/21,116
6. Step 6: Final answer
   x = 97,921.14