Finding the Third Proportional to 2,116,398 and 3,193,680

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,398 : 3,193,680 = 3,193,680 : x
2. Step 2: Convert to fraction form
   2,116,398/3,193,680 = 3,193,680/x
3. Step 3: Cross multiply
   2,116,398x = 3,193,680 × 3,193,680
4. Step 4: Simplify right side
   2,116,398x = 10,199,591,942,400
5. Step 5: Solve for x
   x = 10,199,591,942,400/2,116,398
6. Step 6: Final answer
   x = 4,819,316.57