Finding the Third Proportional to 1,343,172 and 2,922,648

Step by Step Solution

1. Step 1: Write the proportion equation
   1,343,172 : 2,922,648 = 2,922,648 : x
2. Step 2: Convert to fraction form
   1,343,172/2,922,648 = 2,922,648/x
3. Step 3: Cross multiply
   1,343,172x = 2,922,648 × 2,922,648
4. Step 4: Simplify right side
   1,343,172x = 8,541,871,331,904
5. Step 5: Solve for x
   x = 8,541,871,331,904/1,343,172
6. Step 6: Final answer
   x = 6,359,476.92