Finding the Third Proportional to 12,838,272 and 28,195,568

Step by Step Solution

1. Step 1: Write the proportion equation
   12,838,272 : 28,195,568 = 28,195,568 : x
2. Step 2: Convert to fraction form
   12,838,272/28,195,568 = 28,195,568/x
3. Step 3: Cross multiply
   12,838,272x = 28,195,568 × 28,195,568
4. Step 4: Simplify right side
   12,838,272x = 794,990,054,842,624
5. Step 5: Solve for x
   x = 794,990,054,842,624/12,838,272
6. Step 6: Final answer
   x = 61,923,446.93