Finding the Third Proportional to 5,702,136 and 12,408,078

Step by Step Solution

1. Step 1: Write the proportion equation
   5,702,136 : 12,408,078 = 12,408,078 : x
2. Step 2: Convert to fraction form
   5,702,136/12,408,078 = 12,408,078/x
3. Step 3: Cross multiply
   5,702,136x = 12,408,078 × 12,408,078
4. Step 4: Simplify right side
   5,702,136x = 153,960,399,654,084
5. Step 5: Solve for x
   x = 153,960,399,654,084/5,702,136
6. Step 6: Final answer
   x = 27,000,478.36