Finding the Third Proportional to 4,284,930 and 8,924,964

Step by Step Solution

1. Step 1: Write the proportion equation
   4,284,930 : 8,924,964 = 8,924,964 : x
2. Step 2: Convert to fraction form
   4,284,930/8,924,964 = 8,924,964/x
3. Step 3: Cross multiply
   4,284,930x = 8,924,964 × 8,924,964
4. Step 4: Simplify right side
   4,284,930x = 79,654,982,401,296
5. Step 5: Solve for x
   x = 79,654,982,401,296/4,284,930
6. Step 6: Final answer
   x = 18,589,564.45