Finding the Third Proportional to 105,284,928 and 227,216,813

Step by Step Solution

1. Step 1: Write the proportion equation
   105,284,928 : 227,216,813 = 227,216,813 : x
2. Step 2: Convert to fraction form
   105,284,928/227,216,813 = 227,216,813/x
3. Step 3: Cross multiply
   105,284,928x = 227,216,813 × 227,216,813
4. Step 4: Simplify right side
   105,284,928x = 51,627,480,109,876,968
5. Step 5: Solve for x
   x = 51,627,480,109,876,968/105,284,928
6. Step 6: Final answer
   x = 490,359,646.82