Finding the Third Proportional to 10,158,430 and 21,694,548

Step by Step Solution

1. Step 1: Write the proportion equation
   10,158,430 : 21,694,548 = 21,694,548 : x
2. Step 2: Convert to fraction form
   10,158,430/21,694,548 = 21,694,548/x
3. Step 3: Cross multiply
   10,158,430x = 21,694,548 × 21,694,548
4. Step 4: Simplify right side
   10,158,430x = 470,653,412,924,304
5. Step 5: Solve for x
   x = 470,653,412,924,304/10,158,430
6. Step 6: Final answer
   x = 46,331,314.28