Finding the Third Proportional to 12,441,909 and 17,791,951

Step by Step Solution

1. Step 1: Write the proportion equation
   12,441,909 : 17,791,951 = 17,791,951 : x
2. Step 2: Convert to fraction form
   12,441,909/17,791,951 = 17,791,951/x
3. Step 3: Cross multiply
   12,441,909x = 17,791,951 × 17,791,951
4. Step 4: Simplify right side
   12,441,909x = 316,553,520,386,401
5. Step 5: Solve for x
   x = 316,553,520,386,401/12,441,909
6. Step 6: Final answer
   x = 25,442,520.15