Finding the Third Proportional to 13,315,028 and 28,686,932

Step by Step Solution

1. Step 1: Write the proportion equation
   13,315,028 : 28,686,932 = 28,686,932 : x
2. Step 2: Convert to fraction form
   13,315,028/28,686,932 = 28,686,932/x
3. Step 3: Cross multiply
   13,315,028x = 28,686,932 × 28,686,932
4. Step 4: Simplify right side
   13,315,028x = 822,940,067,572,624
5. Step 5: Solve for x
   x = 822,940,067,572,624/13,315,028
6. Step 6: Final answer
   x = 61,805,357.64