Finding the Third Proportional to 379,052 and 817,150

Step by Step Solution

1. Step 1: Write the proportion equation
   379,052 : 817,150 = 817,150 : x
2. Step 2: Convert to fraction form
   379,052/817,150 = 817,150/x
3. Step 3: Cross multiply
   379,052x = 817,150 × 817,150
4. Step 4: Simplify right side
   379,052x = 667,734,122,500
5. Step 5: Solve for x
   x = 667,734,122,500/379,052
6. Step 6: Final answer
   x = 1,761,589.76