Finding the Third Proportional to 19,648,530 and 42,283,044

Step by Step Solution

1. Step 1: Write the proportion equation
   19,648,530 : 42,283,044 = 42,283,044 : x
2. Step 2: Convert to fraction form
   19,648,530/42,283,044 = 42,283,044/x
3. Step 3: Cross multiply
   19,648,530x = 42,283,044 × 42,283,044
4. Step 4: Simplify right side
   19,648,530x = 1,787,855,809,905,936
5. Step 5: Solve for x
   x = 1,787,855,809,905,936/19,648,530
6. Step 6: Final answer
   x = 90,991,835.52