Finding the Third Proportional to 11,754,472 and 17,809,128

Step by Step Solution

1. Step 1: Write the proportion equation
   11,754,472 : 17,809,128 = 17,809,128 : x
2. Step 2: Convert to fraction form
   11,754,472/17,809,128 = 17,809,128/x
3. Step 3: Cross multiply
   11,754,472x = 17,809,128 × 17,809,128
4. Step 4: Simplify right side
   11,754,472x = 317,165,040,120,384
5. Step 5: Solve for x
   x = 317,165,040,120,384/11,754,472
6. Step 6: Final answer
   x = 26,982,499.95