Finding the Third Proportional to 582,549 and 787,061

Step by Step Solution

1. Step 1: Write the proportion equation
   582,549 : 787,061 = 787,061 : x
2. Step 2: Convert to fraction form
   582,549/787,061 = 787,061/x
3. Step 3: Cross multiply
   582,549x = 787,061 × 787,061
4. Step 4: Simplify right side
   582,549x = 619,465,017,721
5. Step 5: Solve for x
   x = 619,465,017,721/582,549
6. Step 6: Final answer
   x = 1,063,369.81