Finding the Third Proportional to 1,334,842 and 2,066,272

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334,842 : 2,066,272 = 2,066,272 : x
2. Step 2: Convert to fraction form
   1,334,842/2,066,272 = 2,066,272/x
3. Step 3: Cross multiply
   1,334,842x = 2,066,272 × 2,066,272
4. Step 4: Simplify right side
   1,334,842x = 4,269,479,977,984
5. Step 5: Solve for x
   x = 4,269,479,977,984/1,334,842
6. Step 6: Final answer
   x = 3,198,490.89