Finding the Third Proportional to 997,542 and 2,136,858

Step by Step Solution

1. Step 1: Write the proportion equation
   997,542 : 2,136,858 = 2,136,858 : x
2. Step 2: Convert to fraction form
   997,542/2,136,858 = 2,136,858/x
3. Step 3: Cross multiply
   997,542x = 2,136,858 × 2,136,858
4. Step 4: Simplify right side
   997,542x = 4,566,162,112,164
5. Step 5: Solve for x
   x = 4,566,162,112,164/997,542
6. Step 6: Final answer
   x = 4,577,413.39