Finding the Third Proportional to 6,415,934 and 13,362,806

Step by Step Solution

1. Step 1: Write the proportion equation
   6,415,934 : 13,362,806 = 13,362,806 : x
2. Step 2: Convert to fraction form
   6,415,934/13,362,806 = 13,362,806/x
3. Step 3: Cross multiply
   6,415,934x = 13,362,806 × 13,362,806
4. Step 4: Simplify right side
   6,415,934x = 178,564,584,193,636
5. Step 5: Solve for x
   x = 178,564,584,193,636/6,415,934
6. Step 6: Final answer
   x = 27,831,424.73