Finding the Third Proportional to 4,046,449 and 8,666,794

Step by Step Solution

1. Step 1: Write the proportion equation
   4,046,449 : 8,666,794 = 8,666,794 : x
2. Step 2: Convert to fraction form
   4,046,449/8,666,794 = 8,666,794/x
3. Step 3: Cross multiply
   4,046,449x = 8,666,794 × 8,666,794
4. Step 4: Simplify right side
   4,046,449x = 75,113,318,238,436
5. Step 5: Solve for x
   x = 75,113,318,238,436/4,046,449
6. Step 6: Final answer
   x = 18,562,773.99