Finding the Third Proportional to 12,922,400 and 28,192,020

Step by Step Solution

1. Step 1: Write the proportion equation
   12,922,400 : 28,192,020 = 28,192,020 : x
2. Step 2: Convert to fraction form
   12,922,400/28,192,020 = 28,192,020/x
3. Step 3: Cross multiply
   12,922,400x = 28,192,020 × 28,192,020
4. Step 4: Simplify right side
   12,922,400x = 794,789,991,680,400
5. Step 5: Solve for x
   x = 794,789,991,680,400/12,922,400
6. Step 6: Final answer
   x = 61,504,828.18