Finding the Third Proportional to 584,272 and 1,227,578

Step by Step Solution

1. Step 1: Write the proportion equation
   584,272 : 1,227,578 = 1,227,578 : x
2. Step 2: Convert to fraction form
   584,272/1,227,578 = 1,227,578/x
3. Step 3: Cross multiply
   584,272x = 1,227,578 × 1,227,578
4. Step 4: Simplify right side
   584,272x = 1,506,947,746,084
5. Step 5: Solve for x
   x = 1,506,947,746,084/584,272
6. Step 6: Final answer
   x = 2,579,188.71