Finding the Third Proportional to 978,134 and 2,019,122

Step by Step Solution

1. Step 1: Write the proportion equation
   978,134 : 2,019,122 = 2,019,122 : x
2. Step 2: Convert to fraction form
   978,134/2,019,122 = 2,019,122/x
3. Step 3: Cross multiply
   978,134x = 2,019,122 × 2,019,122
4. Step 4: Simplify right side
   978,134x = 4,076,853,650,884
5. Step 5: Solve for x
   x = 4,076,853,650,884/978,134
6. Step 6: Final answer
   x = 4,167,990.94