Finding the Third Proportional to 1,997,781 and 4,314,777

Step by Step Solution

1. Step 1: Write the proportion equation
   1,997,781 : 4,314,777 = 4,314,777 : x
2. Step 2: Convert to fraction form
   1,997,781/4,314,777 = 4,314,777/x
3. Step 3: Cross multiply
   1,997,781x = 4,314,777 × 4,314,777
4. Step 4: Simplify right side
   1,997,781x = 18,617,300,559,729
5. Step 5: Solve for x
   x = 18,617,300,559,729/1,997,781
6. Step 6: Final answer
   x = 9,318,989.70