Finding the Third Proportional to 787,820 and 1,147,282

Step by Step Solution

1. Step 1: Write the proportion equation
   787,820 : 1,147,282 = 1,147,282 : x
2. Step 2: Convert to fraction form
   787,820/1,147,282 = 1,147,282/x
3. Step 3: Cross multiply
   787,820x = 1,147,282 × 1,147,282
4. Step 4: Simplify right side
   787,820x = 1,316,255,987,524
5. Step 5: Solve for x
   x = 1,316,255,987,524/787,820
6. Step 6: Final answer
   x = 1,670,757.26