Finding the Third Proportional to 582,123 and 1,272,462

Step by Step Solution

1. Step 1: Write the proportion equation
   582,123 : 1,272,462 = 1,272,462 : x
2. Step 2: Convert to fraction form
   582,123/1,272,462 = 1,272,462/x
3. Step 3: Cross multiply
   582,123x = 1,272,462 × 1,272,462
4. Step 4: Simplify right side
   582,123x = 1,619,159,541,444
5. Step 5: Solve for x
   x = 1,619,159,541,444/582,123
6. Step 6: Final answer
   x = 2,781,473.23