Finding the Third Proportional to 1,915,872 and 2,881,809

Step by Step Solution

1. Step 1: Write the proportion equation
   1,915,872 : 2,881,809 = 2,881,809 : x
2. Step 2: Convert to fraction form
   1,915,872/2,881,809 = 2,881,809/x
3. Step 3: Cross multiply
   1,915,872x = 2,881,809 × 2,881,809
4. Step 4: Simplify right side
   1,915,872x = 8,304,823,112,481
5. Step 5: Solve for x
   x = 8,304,823,112,481/1,915,872
6. Step 6: Final answer
   x = 4,334,748.41