Finding the Third Proportional to 1,372,728 and 2,087,076

Step by Step Solution

1. Step 1: Write the proportion equation
   1,372,728 : 2,087,076 = 2,087,076 : x
2. Step 2: Convert to fraction form
   1,372,728/2,087,076 = 2,087,076/x
3. Step 3: Cross multiply
   1,372,728x = 2,087,076 × 2,087,076
4. Step 4: Simplify right side
   1,372,728x = 4,355,886,229,776
5. Step 5: Solve for x
   x = 4,355,886,229,776/1,372,728
6. Step 6: Final answer
   x = 3,173,160.47