Finding the Third Proportional to 20,335,426 and 42,343,556

Step by Step Solution

1. Step 1: Write the proportion equation
   20,335,426 : 42,343,556 = 42,343,556 : x
2. Step 2: Convert to fraction form
   20,335,426/42,343,556 = 42,343,556/x
3. Step 3: Cross multiply
   20,335,426x = 42,343,556 × 42,343,556
4. Step 4: Simplify right side
   20,335,426x = 1,792,976,734,725,136
5. Step 5: Solve for x
   x = 1,792,976,734,725,136/20,335,426
6. Step 6: Final answer
   x = 88,170,109.38