Finding the Third Proportional to 1,189,988 and 1,812,884

Step by Step Solution

1. Step 1: Write the proportion equation
   1,189,988 : 1,812,884 = 1,812,884 : x
2. Step 2: Convert to fraction form
   1,189,988/1,812,884 = 1,812,884/x
3. Step 3: Cross multiply
   1,189,988x = 1,812,884 × 1,812,884
4. Step 4: Simplify right side
   1,189,988x = 3,286,548,397,456
5. Step 5: Solve for x
   x = 3,286,548,397,456/1,189,988
6. Step 6: Final answer
   x = 2,761,833.23