Finding the Third Proportional to 976,373,376 and 2,139,280,353.56

Step by Step Solution

1. Step 1: Write the proportion equation
   976,373,376 : 2,139,280,353.56 = 2,139,280,353.56 : x
2. Step 2: Convert to fraction form
   976,373,376/2,139,280,353.56 = 2,139,280,353.56/x
3. Step 3: Cross multiply
   976,373,376x = 2,139,280,353.56 × 2,139,280,353.56
4. Step 4: Simplify right side
   976,373,376x = 4,576,520,431,138,494,976
5. Step 5: Solve for x
   x = 4,576,520,431,138,494,976/976,373,376
6. Step 6: Final answer
   x = 4,687,264,671.11