Finding the Third Proportional to 1,177,665 and 1,867,869

Step by Step Solution

1. Step 1: Write the proportion equation
   1,177,665 : 1,867,869 = 1,867,869 : x
2. Step 2: Convert to fraction form
   1,177,665/1,867,869 = 1,867,869/x
3. Step 3: Cross multiply
   1,177,665x = 1,867,869 × 1,867,869
4. Step 4: Simplify right side
   1,177,665x = 3,488,934,601,161
5. Step 5: Solve for x
   x = 3,488,934,601,161/1,177,665
6. Step 6: Final answer
   x = 2,962,586.64