Finding the Third Proportional to 1,009,872 and 2,212,876

Step by Step Solution

1. Step 1: Write the proportion equation
   1,009,872 : 2,212,876 = 2,212,876 : x
2. Step 2: Convert to fraction form
   1,009,872/2,212,876 = 2,212,876/x
3. Step 3: Cross multiply
   1,009,872x = 2,212,876 × 2,212,876
4. Step 4: Simplify right side
   1,009,872x = 4,896,820,191,376
5. Step 5: Solve for x
   x = 4,896,820,191,376/1,009,872
6. Step 6: Final answer
   x = 4,848,951.34