Finding the Third Proportional to 582,110 and 1,272,438

Step by Step Solution

1. Step 1: Write the proportion equation
   582,110 : 1,272,438 = 1,272,438 : x
2. Step 2: Convert to fraction form
   582,110/1,272,438 = 1,272,438/x
3. Step 3: Cross multiply
   582,110x = 1,272,438 × 1,272,438
4. Step 4: Simplify right side
   582,110x = 1,619,098,463,844
5. Step 5: Solve for x
   x = 1,619,098,463,844/582,110
6. Step 6: Final answer
   x = 2,781,430.42