Finding the Third Proportional to 1,871,144 and 3,937,894

Step by Step Solution

1. Step 1: Write the proportion equation
   1,871,144 : 3,937,894 = 3,937,894 : x
2. Step 2: Convert to fraction form
   1,871,144/3,937,894 = 3,937,894/x
3. Step 3: Cross multiply
   1,871,144x = 3,937,894 × 3,937,894
4. Step 4: Simplify right side
   1,871,144x = 15,507,009,155,236
5. Step 5: Solve for x
   x = 15,507,009,155,236/1,871,144
6. Step 6: Final answer
   x = 8,287,448.30