Finding the Third Proportional to 2,019,169 and 4,266,272

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019,169 : 4,266,272 = 4,266,272 : x
2. Step 2: Convert to fraction form
   2,019,169/4,266,272 = 4,266,272/x
3. Step 3: Cross multiply
   2,019,169x = 4,266,272 × 4,266,272
4. Step 4: Simplify right side
   2,019,169x = 18,201,076,777,984
5. Step 5: Solve for x
   x = 18,201,076,777,984/2,019,169
6. Step 6: Final answer
   x = 9,014,142.34