Finding the Third Proportional to 4,119,286 and 8,970,878

Step by Step Solution

1. Step 1: Write the proportion equation
   4,119,286 : 8,970,878 = 8,970,878 : x
2. Step 2: Convert to fraction form
   4,119,286/8,970,878 = 8,970,878/x
3. Step 3: Cross multiply
   4,119,286x = 8,970,878 × 8,970,878
4. Step 4: Simplify right side
   4,119,286x = 80,476,652,090,884
5. Step 5: Solve for x
   x = 80,476,652,090,884/4,119,286
6. Step 6: Final answer
   x = 19,536,553.69