Finding the Third Proportional to 6,078,858 and 13,166,469

Step by Step Solution

1. Step 1: Write the proportion equation
   6,078,858 : 13,166,469 = 13,166,469 : x
2. Step 2: Convert to fraction form
   6,078,858/13,166,469 = 13,166,469/x
3. Step 3: Cross multiply
   6,078,858x = 13,166,469 × 13,166,469
4. Step 4: Simplify right side
   6,078,858x = 173,355,905,927,961
5. Step 5: Solve for x
   x = 173,355,905,927,961/6,078,858
6. Step 6: Final answer
   x = 28,517,841.00