Finding the Third Proportional to 20,335,424 and 42,343,552

Step by Step Solution

1. Step 1: Write the proportion equation
   20,335,424 : 42,343,552 = 42,343,552 : x
2. Step 2: Convert to fraction form
   20,335,424/42,343,552 = 42,343,552/x
3. Step 3: Cross multiply
   20,335,424x = 42,343,552 × 42,343,552
4. Step 4: Simplify right side
   20,335,424x = 1,792,976,395,976,704
5. Step 5: Solve for x
   x = 1,792,976,395,976,704/20,335,424
6. Step 6: Final answer
   x = 88,170,101.39