Finding the Third Proportional to 1,928,070 and 4,199,436

Step by Step Solution

1. Step 1: Write the proportion equation
   1,928,070 : 4,199,436 = 4,199,436 : x
2. Step 2: Convert to fraction form
   1,928,070/4,199,436 = 4,199,436/x
3. Step 3: Cross multiply
   1,928,070x = 4,199,436 × 4,199,436
4. Step 4: Simplify right side
   1,928,070x = 17,635,262,718,096
5. Step 5: Solve for x
   x = 17,635,262,718,096/1,928,070
6. Step 6: Final answer
   x = 9,146,588.41