Finding the Third Proportional to 5,470,696 and 12,663,684

Step by Step Solution

1. Step 1: Write the proportion equation
   5,470,696 : 12,663,684 = 12,663,684 : x
2. Step 2: Convert to fraction form
   5,470,696/12,663,684 = 12,663,684/x
3. Step 3: Cross multiply
   5,470,696x = 12,663,684 × 12,663,684
4. Step 4: Simplify right side
   5,470,696x = 160,368,892,451,856
5. Step 5: Solve for x
   x = 160,368,892,451,856/5,470,696
6. Step 6: Final answer
   x = 29,314,166.32