Finding the Third Proportional to 20,051,496 and 42,388,848

Step by Step Solution

1. Step 1: Write the proportion equation
   20,051,496 : 42,388,848 = 42,388,848 : x
2. Step 2: Convert to fraction form
   20,051,496/42,388,848 = 42,388,848/x
3. Step 3: Cross multiply
   20,051,496x = 42,388,848 × 42,388,848
4. Step 4: Simplify right side
   20,051,496x = 1,796,814,434,767,104
5. Step 5: Solve for x
   x = 1,796,814,434,767,104/20,051,496
6. Step 6: Final answer
   x = 89,609,993.93