Finding the Third Proportional to 6,415,938 and 13,362,814

Step by Step Solution

1. Step 1: Write the proportion equation
   6,415,938 : 13,362,814 = 13,362,814 : x
2. Step 2: Convert to fraction form
   6,415,938/13,362,814 = 13,362,814/x
3. Step 3: Cross multiply
   6,415,938x = 13,362,814 × 13,362,814
4. Step 4: Simplify right side
   6,415,938x = 178,564,797,998,596
5. Step 5: Solve for x
   x = 178,564,797,998,596/6,415,938
6. Step 6: Final answer
   x = 27,831,440.70