Finding the Third Proportional to 51,131,736 and 69,104,772

Step by Step Solution

1. Step 1: Write the proportion equation
   51,131,736 : 69,104,772 = 69,104,772 : x
2. Step 2: Convert to fraction form
   51,131,736/69,104,772 = 69,104,772/x
3. Step 3: Cross multiply
   51,131,736x = 69,104,772 × 69,104,772
4. Step 4: Simplify right side
   51,131,736x = 4,775,469,513,171,984
5. Step 5: Solve for x
   x = 4,775,469,513,171,984/51,131,736
6. Step 6: Final answer
   x = 93,395,411.28