Finding the Third Proportional to 1,806,380 and 2,659,672

Step by Step Solution

1. Step 1: Write the proportion equation
   1,806,380 : 2,659,672 = 2,659,672 : x
2. Step 2: Convert to fraction form
   1,806,380/2,659,672 = 2,659,672/x
3. Step 3: Cross multiply
   1,806,380x = 2,659,672 × 2,659,672
4. Step 4: Simplify right side
   1,806,380x = 7,073,855,147,584
5. Step 5: Solve for x
   x = 7,073,855,147,584/1,806,380
6. Step 6: Final answer
   x = 3,916,039.34