Finding the Third Proportional to 1,231,840 and 1,805,088

Step by Step Solution

1. Step 1: Write the proportion equation
   1,231,840 : 1,805,088 = 1,805,088 : x
2. Step 2: Convert to fraction form
   1,231,840/1,805,088 = 1,805,088/x
3. Step 3: Cross multiply
   1,231,840x = 1,805,088 × 1,805,088
4. Step 4: Simplify right side
   1,231,840x = 3,258,342,687,744
5. Step 5: Solve for x
   x = 3,258,342,687,744/1,231,840
6. Step 6: Final answer
   x = 2,645,102.19