Finding the Third Proportional to 12,567,828 and 19,216,956

Step by Step Solution

1. Step 1: Write the proportion equation
   12,567,828 : 19,216,956 = 19,216,956 : x
2. Step 2: Convert to fraction form
   12,567,828/19,216,956 = 19,216,956/x
3. Step 3: Cross multiply
   12,567,828x = 19,216,956 × 19,216,956
4. Step 4: Simplify right side
   12,567,828x = 369,291,397,905,936
5. Step 5: Solve for x
   x = 369,291,397,905,936/12,567,828
6. Step 6: Final answer
   x = 29,383,867.91