Finding the Third Proportional to 3,239,709 and 7,089,591

Step by Step Solution

1. Step 1: Write the proportion equation
   3,239,709 : 7,089,591 = 7,089,591 : x
2. Step 2: Convert to fraction form
   3,239,709/7,089,591 = 7,089,591/x
3. Step 3: Cross multiply
   3,239,709x = 7,089,591 × 7,089,591
4. Step 4: Simplify right side
   3,239,709x = 50,262,300,547,281
5. Step 5: Solve for x
   x = 50,262,300,547,281/3,239,709
6. Step 6: Final answer
   x = 15,514,449.15