Finding the Third Proportional to 1,678,236 and 2,581,068

Step by Step Solution

1. Step 1: Write the proportion equation
   1,678,236 : 2,581,068 = 2,581,068 : x
2. Step 2: Convert to fraction form
   1,678,236/2,581,068 = 2,581,068/x
3. Step 3: Cross multiply
   1,678,236x = 2,581,068 × 2,581,068
4. Step 4: Simplify right side
   1,678,236x = 6,661,912,020,624
5. Step 5: Solve for x
   x = 6,661,912,020,624/1,678,236
6. Step 6: Final answer
   x = 3,969,591.89