Finding the Third Proportional to 5,769,678 and 9,136,138

Step by Step Solution

1. Step 1: Write the proportion equation
   5,769,678 : 9,136,138 = 9,136,138 : x
2. Step 2: Convert to fraction form
   5,769,678/9,136,138 = 9,136,138/x
3. Step 3: Cross multiply
   5,769,678x = 9,136,138 × 9,136,138
4. Step 4: Simplify right side
   5,769,678x = 83,469,017,555,044
5. Step 5: Solve for x
   x = 83,469,017,555,044/5,769,678
6. Step 6: Final answer
   x = 14,466,841.57