Finding the Third Proportional to 5,585,822 and 8,541,057

Step by Step Solution

1. Step 1: Write the proportion equation
   5,585,822 : 8,541,057 = 8,541,057 : x
2. Step 2: Convert to fraction form
   5,585,822/8,541,057 = 8,541,057/x
3. Step 3: Cross multiply
   5,585,822x = 8,541,057 × 8,541,057
4. Step 4: Simplify right side
   5,585,822x = 72,949,654,677,249
5. Step 5: Solve for x
   x = 72,949,654,677,249/5,585,822
6. Step 6: Final answer
   x = 13,059,788.64