Finding the Third Proportional to 3,453,162 and 5,405,031

Step by Step Solution

1. Step 1: Write the proportion equation
   3,453,162 : 5,405,031 = 5,405,031 : x
2. Step 2: Convert to fraction form
   3,453,162/5,405,031 = 5,405,031/x
3. Step 3: Cross multiply
   3,453,162x = 5,405,031 × 5,405,031
4. Step 4: Simplify right side
   3,453,162x = 29,214,360,110,961
5. Step 5: Solve for x
   x = 29,214,360,110,961/3,453,162
6. Step 6: Final answer
   x = 8,460,176.53