Finding the Third Proportional to 1,835,442 and 3,966,129

Step by Step Solution

1. Step 1: Write the proportion equation
   1,835,442 : 3,966,129 = 3,966,129 : x
2. Step 2: Convert to fraction form
   1,835,442/3,966,129 = 3,966,129/x
3. Step 3: Cross multiply
   1,835,442x = 3,966,129 × 3,966,129
4. Step 4: Simplify right side
   1,835,442x = 15,730,179,244,641
5. Step 5: Solve for x
   x = 15,730,179,244,641/1,835,442
6. Step 6: Final answer
   x = 8,570,240.44