Finding the Third Proportional to 12,607,312 and 18,359,843

Step by Step Solution

1. Step 1: Write the proportion equation
   12,607,312 : 18,359,843 = 18,359,843 : x
2. Step 2: Convert to fraction form
   12,607,312/18,359,843 = 18,359,843/x
3. Step 3: Cross multiply
   12,607,312x = 18,359,843 × 18,359,843
4. Step 4: Simplify right side
   12,607,312x = 337,083,834,984,649
5. Step 5: Solve for x
   x = 337,083,834,984,649/12,607,312
6. Step 6: Final answer
   x = 26,737,169.27