Finding the Third Proportional to 11,489,970 and 17,013,105

Step by Step Solution

1. Step 1: Write the proportion equation
   11,489,970 : 17,013,105 = 17,013,105 : x
2. Step 2: Convert to fraction form
   11,489,970/17,013,105 = 17,013,105/x
3. Step 3: Cross multiply
   11,489,970x = 17,013,105 × 17,013,105
4. Step 4: Simplify right side
   11,489,970x = 289,445,741,741,025
5. Step 5: Solve for x
   x = 289,445,741,741,025/11,489,970
6. Step 6: Final answer
   x = 25,191,166.01