Finding the Third Proportional to 5,585,588 and 8,540,832

Step by Step Solution

1. Step 1: Write the proportion equation
   5,585,588 : 8,540,832 = 8,540,832 : x
2. Step 2: Convert to fraction form
   5,585,588/8,540,832 = 8,540,832/x
3. Step 3: Cross multiply
   5,585,588x = 8,540,832 × 8,540,832
4. Step 4: Simplify right side
   5,585,588x = 72,945,811,252,224
5. Step 5: Solve for x
   x = 72,945,811,252,224/5,585,588
6. Step 6: Final answer
   x = 13,059,647.66