Finding the Third Proportional to 2,164,419 and 3,427,119

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164,419 : 3,427,119 = 3,427,119 : x
2. Step 2: Convert to fraction form
   2,164,419/3,427,119 = 3,427,119/x
3. Step 3: Cross multiply
   2,164,419x = 3,427,119 × 3,427,119
4. Step 4: Simplify right side
   2,164,419x = 11,745,144,640,161
5. Step 5: Solve for x
   x = 11,745,144,640,161/2,164,419
6. Step 6: Final answer
   x = 5,426,465.32