Finding the Third Proportional to 21,189,492 and 45,269,460

Step by Step Solution

1. Step 1: Write the proportion equation
   21,189,492 : 45,269,460 = 45,269,460 : x
2. Step 2: Convert to fraction form
   21,189,492/45,269,460 = 45,269,460/x
3. Step 3: Cross multiply
   21,189,492x = 45,269,460 × 45,269,460
4. Step 4: Simplify right side
   21,189,492x = 2,049,324,008,691,600
5. Step 5: Solve for x
   x = 2,049,324,008,691,600/21,189,492
6. Step 6: Final answer
   x = 96,714,164.20