Finding the Third Proportional to 867,876 and 1,778,034

Step by Step Solution

1. Step 1: Write the proportion equation
   867,876 : 1,778,034 = 1,778,034 : x
2. Step 2: Convert to fraction form
   867,876/1,778,034 = 1,778,034/x
3. Step 3: Cross multiply
   867,876x = 1,778,034 × 1,778,034
4. Step 4: Simplify right side
   867,876x = 3,161,404,905,156
5. Step 5: Solve for x
   x = 3,161,404,905,156/867,876
6. Step 6: Final answer
   x = 3,642,691.93