Finding the Third Proportional to 3,308,072 and 7,017,642

Step by Step Solution

1. Step 1: Write the proportion equation
   3,308,072 : 7,017,642 = 7,017,642 : x
2. Step 2: Convert to fraction form
   3,308,072/7,017,642 = 7,017,642/x
3. Step 3: Cross multiply
   3,308,072x = 7,017,642 × 7,017,642
4. Step 4: Simplify right side
   3,308,072x = 49,247,299,240,164
5. Step 5: Solve for x
   x = 49,247,299,240,164/3,308,072
6. Step 6: Final answer
   x = 14,887,009.48