Finding the Third Proportional to 1,009,868 and 2,212,868

Step by Step Solution

1. Step 1: Write the proportion equation
   1,009,868 : 2,212,868 = 2,212,868 : x
2. Step 2: Convert to fraction form
   1,009,868/2,212,868 = 2,212,868/x
3. Step 3: Cross multiply
   1,009,868x = 2,212,868 × 2,212,868
4. Step 4: Simplify right side
   1,009,868x = 4,896,784,785,424
5. Step 5: Solve for x
   x = 4,896,784,785,424/1,009,868
6. Step 6: Final answer
   x = 4,848,935.49