Finding the Third Proportional to 3,281,718 and 7,089,240

Step by Step Solution

1. Step 1: Write the proportion equation
   3,281,718 : 7,089,240 = 7,089,240 : x
2. Step 2: Convert to fraction form
   3,281,718/7,089,240 = 7,089,240/x
3. Step 3: Cross multiply
   3,281,718x = 7,089,240 × 7,089,240
4. Step 4: Simplify right side
   3,281,718x = 50,257,323,777,600
5. Step 5: Solve for x
   x = 50,257,323,777,600/3,281,718
6. Step 6: Final answer
   x = 15,314,333.46