Finding the Third Proportional to 5,922,434 and 12,859,636

Step by Step Solution

1. Step 1: Write the proportion equation
   5,922,434 : 12,859,636 = 12,859,636 : x
2. Step 2: Convert to fraction form
   5,922,434/12,859,636 = 12,859,636/x
3. Step 3: Cross multiply
   5,922,434x = 12,859,636 × 12,859,636
4. Step 4: Simplify right side
   5,922,434x = 165,370,238,052,496
5. Step 5: Solve for x
   x = 165,370,238,052,496/5,922,434
6. Step 6: Final answer
   x = 27,922,681.46