Finding the Third Proportional to 1,202,112 and 1,872,099

Step by Step Solution

1. Step 1: Write the proportion equation
   1,202,112 : 1,872,099 = 1,872,099 : x
2. Step 2: Convert to fraction form
   1,202,112/1,872,099 = 1,872,099/x
3. Step 3: Cross multiply
   1,202,112x = 1,872,099 × 1,872,099
4. Step 4: Simplify right side
   1,202,112x = 3,504,754,665,801
5. Step 5: Solve for x
   x = 3,504,754,665,801/1,202,112
6. Step 6: Final answer
   x = 2,915,497.61