Finding the Third Proportional to 422,784,232 and 928,709,456

Step by Step Solution

1. Step 1: Write the proportion equation
   422,784,232 : 928,709,456 = 928,709,456 : x
2. Step 2: Convert to fraction form
   422,784,232/928,709,456 = 928,709,456/x
3. Step 3: Cross multiply
   422,784,232x = 928,709,456 × 928,709,456
4. Step 4: Simplify right side
   422,784,232x = 862,501,253,663,815,936
5. Step 5: Solve for x
   x = 862,501,253,663,815,936/422,784,232
6. Step 6: Final answer
   x = 2,040,050,665.05