Finding the Third Proportional to 5,636,854 and 12,070,868

Step by Step Solution

1. Step 1: Write the proportion equation
   5,636,854 : 12,070,868 = 12,070,868 : x
2. Step 2: Convert to fraction form
   5,636,854/12,070,868 = 12,070,868/x
3. Step 3: Cross multiply
   5,636,854x = 12,070,868 × 12,070,868
4. Step 4: Simplify right side
   5,636,854x = 145,705,854,273,424
5. Step 5: Solve for x
   x = 145,705,854,273,424/5,636,854
6. Step 6: Final answer
   x = 25,848,789.82