Finding the Third Proportional to 2,860,990 and 6,214,054

Step by Step Solution

1. Step 1: Write the proportion equation
   2,860,990 : 6,214,054 = 6,214,054 : x
2. Step 2: Convert to fraction form
   2,860,990/6,214,054 = 6,214,054/x
3. Step 3: Cross multiply
   2,860,990x = 6,214,054 × 6,214,054
4. Step 4: Simplify right side
   2,860,990x = 38,614,467,114,916
5. Step 5: Solve for x
   x = 38,614,467,114,916/2,860,990
6. Step 6: Final answer
   x = 13,496,889.93