Finding the Third Proportional to 1,830,781 and 3,987,032

Step by Step Solution

1. Step 1: Write the proportion equation
   1,830,781 : 3,987,032 = 3,987,032 : x
2. Step 2: Convert to fraction form
   1,830,781/3,987,032 = 3,987,032/x
3. Step 3: Cross multiply
   1,830,781x = 3,987,032 × 3,987,032
4. Step 4: Simplify right side
   1,830,781x = 15,896,424,169,024
5. Step 5: Solve for x
   x = 15,896,424,169,024/1,830,781
6. Step 6: Final answer
   x = 8,682,864.95