Finding the Third Proportional to 921,036 and 1,982,040

Step by Step Solution

1. Step 1: Write the proportion equation
   921,036 : 1,982,040 = 1,982,040 : x
2. Step 2: Convert to fraction form
   921,036/1,982,040 = 1,982,040/x
3. Step 3: Cross multiply
   921,036x = 1,982,040 × 1,982,040
4. Step 4: Simplify right side
   921,036x = 3,928,482,561,600
5. Step 5: Solve for x
   x = 3,928,482,561,600/921,036
6. Step 6: Final answer
   x = 4,265,286.66