Finding the Third Proportional to 21,162.38 and 45,969.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,162.38 : 45,969.75 = 45,969.75 : x
2. Step 2: Convert to fraction form
   21,162.38/45,969.75 = 45,969.75/x
3. Step 3: Cross multiply
   21,162.38x = 45,969.75 × 45,969.75
4. Step 4: Simplify right side
   21,162.38x = 2,113,217,915.06
5. Step 5: Solve for x
   x = 2,113,217,915.06/21,162.38
6. Step 6: Final answer
   x = 99,857.31