Finding the Third Proportional to 2,222,218 and 3,146,486

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222,218 : 3,146,486 = 3,146,486 : x
2. Step 2: Convert to fraction form
   2,222,218/3,146,486 = 3,146,486/x
3. Step 3: Cross multiply
   2,222,218x = 3,146,486 × 3,146,486
4. Step 4: Simplify right side
   2,222,218x = 9,900,374,148,196
5. Step 5: Solve for x
   x = 9,900,374,148,196/2,222,218
6. Step 6: Final answer
   x = 4,455,176.83