Finding the Third Proportional to 2,663,308 and 4,119,258

Step by Step Solution

1. Step 1: Write the proportion equation
   2,663,308 : 4,119,258 = 4,119,258 : x
2. Step 2: Convert to fraction form
   2,663,308/4,119,258 = 4,119,258/x
3. Step 3: Cross multiply
   2,663,308x = 4,119,258 × 4,119,258
4. Step 4: Simplify right side
   2,663,308x = 16,968,286,470,564
5. Step 5: Solve for x
   x = 16,968,286,470,564/2,663,308
6. Step 6: Final answer
   x = 6,371,131.87