Finding the Third Proportional to 3,191,870 and 6,826,108

Step by Step Solution

1. Step 1: Write the proportion equation
   3,191,870 : 6,826,108 = 6,826,108 : x
2. Step 2: Convert to fraction form
   3,191,870/6,826,108 = 6,826,108/x
3. Step 3: Cross multiply
   3,191,870x = 6,826,108 × 6,826,108
4. Step 4: Simplify right side
   3,191,870x = 46,595,750,427,664
5. Step 5: Solve for x
   x = 46,595,750,427,664/3,191,870
6. Step 6: Final answer
   x = 14,598,260.71