Finding the Third Proportional to 19,873,848 and 42,580,752

Step by Step Solution

1. Step 1: Write the proportion equation
   19,873,848 : 42,580,752 = 42,580,752 : x
2. Step 2: Convert to fraction form
   19,873,848/42,580,752 = 42,580,752/x
3. Step 3: Cross multiply
   19,873,848x = 42,580,752 × 42,580,752
4. Step 4: Simplify right side
   19,873,848x = 1,813,120,440,885,504
5. Step 5: Solve for x
   x = 1,813,120,440,885,504/19,873,848
6. Step 6: Final answer
   x = 91,231,473.69