Finding the Third Proportional to 3,773,373 and 8,147,445

Step by Step Solution

1. Step 1: Write the proportion equation
   3,773,373 : 8,147,445 = 8,147,445 : x
2. Step 2: Convert to fraction form
   3,773,373/8,147,445 = 8,147,445/x
3. Step 3: Cross multiply
   3,773,373x = 8,147,445 × 8,147,445
4. Step 4: Simplify right side
   3,773,373x = 66,380,860,028,025
5. Step 5: Solve for x
   x = 66,380,860,028,025/3,773,373
6. Step 6: Final answer
   x = 17,591,915.78