Finding the Third Proportional to 3,666,420 and 8,063,793

Step by Step Solution

1. Step 1: Write the proportion equation
   3,666,420 : 8,063,793 = 8,063,793 : x
2. Step 2: Convert to fraction form
   3,666,420/8,063,793 = 8,063,793/x
3. Step 3: Cross multiply
   3,666,420x = 8,063,793 × 8,063,793
4. Step 4: Simplify right side
   3,666,420x = 65,024,757,546,849
5. Step 5: Solve for x
   x = 65,024,757,546,849/3,666,420
6. Step 6: Final answer
   x = 17,735,217.88