Finding the Third Proportional to 1,247,872 and 1,916,882

Step by Step Solution

1. Step 1: Write the proportion equation
   1,247,872 : 1,916,882 = 1,916,882 : x
2. Step 2: Convert to fraction form
   1,247,872/1,916,882 = 1,916,882/x
3. Step 3: Cross multiply
   1,247,872x = 1,916,882 × 1,916,882
4. Step 4: Simplify right side
   1,247,872x = 3,674,436,601,924
5. Step 5: Solve for x
   x = 3,674,436,601,924/1,247,872
6. Step 6: Final answer
   x = 2,944,562.10