Finding the Third Proportional to 13,303,678 and 28,683,907

Step by Step Solution

1. Step 1: Write the proportion equation
   13,303,678 : 28,683,907 = 28,683,907 : x
2. Step 2: Convert to fraction form
   13,303,678/28,683,907 = 28,683,907/x
3. Step 3: Cross multiply
   13,303,678x = 28,683,907 × 28,683,907
4. Step 4: Simplify right side
   13,303,678x = 822,766,520,784,649
5. Step 5: Solve for x
   x = 822,766,520,784,649/13,303,678
6. Step 6: Final answer
   x = 61,845,041.71