Finding the Third Proportional to 3,453,116 and 8,065,356

Step by Step Solution

1. Step 1: Write the proportion equation
   3,453,116 : 8,065,356 = 8,065,356 : x
2. Step 2: Convert to fraction form
   3,453,116/8,065,356 = 8,065,356/x
3. Step 3: Cross multiply
   3,453,116x = 8,065,356 × 8,065,356
4. Step 4: Simplify right side
   3,453,116x = 65,049,967,406,736
5. Step 5: Solve for x
   x = 65,049,967,406,736/3,453,116
6. Step 6: Final answer
   x = 18,838,048.71