Finding the Third Proportional to 2,607,738 and 5,289,168

Step by Step Solution

1. Step 1: Write the proportion equation
   2,607,738 : 5,289,168 = 5,289,168 : x
2. Step 2: Convert to fraction form
   2,607,738/5,289,168 = 5,289,168/x
3. Step 3: Cross multiply
   2,607,738x = 5,289,168 × 5,289,168
4. Step 4: Simplify right side
   2,607,738x = 27,975,298,132,224
5. Step 5: Solve for x
   x = 27,975,298,132,224/2,607,738
6. Step 6: Final answer
   x = 10,727,802.46