Finding the Third Proportional to 681,990 and 1,032,462

Step by Step Solution

1. Step 1: Write the proportion equation
   681,990 : 1,032,462 = 1,032,462 : x
2. Step 2: Convert to fraction form
   681,990/1,032,462 = 1,032,462/x
3. Step 3: Cross multiply
   681,990x = 1,032,462 × 1,032,462
4. Step 4: Simplify right side
   681,990x = 1,065,977,781,444
5. Step 5: Solve for x
   x = 1,065,977,781,444/681,990
6. Step 6: Final answer
   x = 1,563,040.19