Finding the Third Proportional to 19,858,254 and 42,853,044

Step by Step Solution

1. Step 1: Write the proportion equation
   19,858,254 : 42,853,044 = 42,853,044 : x
2. Step 2: Convert to fraction form
   19,858,254/42,853,044 = 42,853,044/x
3. Step 3: Cross multiply
   19,858,254x = 42,853,044 × 42,853,044
4. Step 4: Simplify right side
   19,858,254x = 1,836,383,380,065,936
5. Step 5: Solve for x
   x = 1,836,383,380,065,936/19,858,254
6. Step 6: Final answer
   x = 92,474,563.98