Finding the Third Proportional to 21,468 and 45,768

Step by Step Solution

1. Step 1: Write the proportion equation
   21,468 : 45,768 = 45,768 : x
2. Step 2: Convert to fraction form
   21,468/45,768 = 45,768/x
3. Step 3: Cross multiply
   21,468x = 45,768 × 45,768
4. Step 4: Simplify right side
   21,468x = 2,094,709,824
5. Step 5: Solve for x
   x = 2,094,709,824/21,468
6. Step 6: Final answer
   x = 97,573.59