Finding the Third Proportional to 2,212,008 and 4,517,328

Step by Step Solution

1. Step 1: Write the proportion equation
   2,212,008 : 4,517,328 = 4,517,328 : x
2. Step 2: Convert to fraction form
   2,212,008/4,517,328 = 4,517,328/x
3. Step 3: Cross multiply
   2,212,008x = 4,517,328 × 4,517,328
4. Step 4: Simplify right side
   2,212,008x = 20,406,252,259,584
5. Step 5: Solve for x
   x = 20,406,252,259,584/2,212,008
6. Step 6: Final answer
   x = 9,225,216.30