Finding the Third Proportional to 427,085,462 and 665,597,926

Step by Step Solution

1. Step 1: Write the proportion equation
   427,085,462 : 665,597,926 = 665,597,926 : x
2. Step 2: Convert to fraction form
   427,085,462/665,597,926 = 665,597,926/x
3. Step 3: Cross multiply
   427,085,462x = 665,597,926 × 665,597,926
4. Step 4: Simplify right side
   427,085,462x = 443,020,599,095,501,504
5. Step 5: Solve for x
   x = 443,020,599,095,501,504/427,085,462
6. Step 6: Final answer
   x = 1,037,311,354.55