Finding the Third Proportional to 1,780,744 and 4,199,392

Step by Step Solution

1. Step 1: Write the proportion equation
   1,780,744 : 4,199,392 = 4,199,392 : x
2. Step 2: Convert to fraction form
   1,780,744/4,199,392 = 4,199,392/x
3. Step 3: Cross multiply
   1,780,744x = 4,199,392 × 4,199,392
4. Step 4: Simplify right side
   1,780,744x = 17,634,893,169,664
5. Step 5: Solve for x
   x = 17,634,893,169,664/1,780,744
6. Step 6: Final answer
   x = 9,903,104.08