Finding the Third Proportional to 1,177,613 and 1,867,728

Step by Step Solution

1. Step 1: Write the proportion equation
   1,177,613 : 1,867,728 = 1,867,728 : x
2. Step 2: Convert to fraction form
   1,177,613/1,867,728 = 1,867,728/x
3. Step 3: Cross multiply
   1,177,613x = 1,867,728 × 1,867,728
4. Step 4: Simplify right side
   1,177,613x = 3,488,407,881,984
5. Step 5: Solve for x
   x = 3,488,407,881,984/1,177,613
6. Step 6: Final answer
   x = 2,962,270.19