Finding the Third Proportional to 12,369,888 and 17,419,536

Step by Step Solution

1. Step 1: Write the proportion equation
   12,369,888 : 17,419,536 = 17,419,536 : x
2. Step 2: Convert to fraction form
   12,369,888/17,419,536 = 17,419,536/x
3. Step 3: Cross multiply
   12,369,888x = 17,419,536 × 17,419,536
4. Step 4: Simplify right side
   12,369,888x = 303,440,234,455,296
5. Step 5: Solve for x
   x = 303,440,234,455,296/12,369,888
6. Step 6: Final answer
   x = 24,530,556.34