Finding the Third Proportional to 1,385,906 and 2,073,209

Step by Step Solution

1. Step 1: Write the proportion equation
   1,385,906 : 2,073,209 = 2,073,209 : x
2. Step 2: Convert to fraction form
   1,385,906/2,073,209 = 2,073,209/x
3. Step 3: Cross multiply
   1,385,906x = 2,073,209 × 2,073,209
4. Step 4: Simplify right side
   1,385,906x = 4,298,195,557,681
5. Step 5: Solve for x
   x = 4,298,195,557,681/1,385,906
6. Step 6: Final answer
   x = 3,101,361.53