Finding the Third Proportional to 6,742,998 and 10,724,940

Step by Step Solution

1. Step 1: Write the proportion equation
   6,742,998 : 10,724,940 = 10,724,940 : x
2. Step 2: Convert to fraction form
   6,742,998/10,724,940 = 10,724,940/x
3. Step 3: Cross multiply
   6,742,998x = 10,724,940 × 10,724,940
4. Step 4: Simplify right side
   6,742,998x = 115,024,338,003,600
5. Step 5: Solve for x
   x = 115,024,338,003,600/6,742,998
6. Step 6: Final answer
   x = 17,058,337.85