Finding the Third Proportional to 5,302,110 and 8,409,155

Step by Step Solution

1. Step 1: Write the proportion equation
   5,302,110 : 8,409,155 = 8,409,155 : x
2. Step 2: Convert to fraction form
   5,302,110/8,409,155 = 8,409,155/x
3. Step 3: Cross multiply
   5,302,110x = 8,409,155 × 8,409,155
4. Step 4: Simplify right side
   5,302,110x = 70,713,887,814,025
5. Step 5: Solve for x
   x = 70,713,887,814,025/5,302,110
6. Step 6: Final answer
   x = 13,336,933.37