Finding the Third Proportional to 10,489,588 and 15,830,766

Step by Step Solution

1. Step 1: Write the proportion equation
   10,489,588 : 15,830,766 = 15,830,766 : x
2. Step 2: Convert to fraction form
   10,489,588/15,830,766 = 15,830,766/x
3. Step 3: Cross multiply
   10,489,588x = 15,830,766 × 15,830,766
4. Step 4: Simplify right side
   10,489,588x = 250,613,152,146,756
5. Step 5: Solve for x
   x = 250,613,152,146,756/10,489,588
6. Step 6: Final answer
   x = 23,891,610.63