Finding the Third Proportional to 1,474,222 and 2,162,328

Step by Step Solution

1. Step 1: Write the proportion equation
   1,474,222 : 2,162,328 = 2,162,328 : x
2. Step 2: Convert to fraction form
   1,474,222/2,162,328 = 2,162,328/x
3. Step 3: Cross multiply
   1,474,222x = 2,162,328 × 2,162,328
4. Step 4: Simplify right side
   1,474,222x = 4,675,662,379,584
5. Step 5: Solve for x
   x = 4,675,662,379,584/1,474,222
6. Step 6: Final answer
   x = 3,171,613.49