Finding the Third Proportional to 3,544,516 and 7,775,258

Step by Step Solution

1. Step 1: Write the proportion equation
   3,544,516 : 7,775,258 = 7,775,258 : x
2. Step 2: Convert to fraction form
   3,544,516/7,775,258 = 7,775,258/x
3. Step 3: Cross multiply
   3,544,516x = 7,775,258 × 7,775,258
4. Step 4: Simplify right side
   3,544,516x = 60,454,636,966,564
5. Step 5: Solve for x
   x = 60,454,636,966,564/3,544,516
6. Step 6: Final answer
   x = 17,055,822.84