Finding the Third Proportional to 771,150 and 1,152,189

Step by Step Solution

1. Step 1: Write the proportion equation
   771,150 : 1,152,189 = 1,152,189 : x
2. Step 2: Convert to fraction form
   771,150/1,152,189 = 1,152,189/x
3. Step 3: Cross multiply
   771,150x = 1,152,189 × 1,152,189
4. Step 4: Simplify right side
   771,150x = 1,327,539,491,721
5. Step 5: Solve for x
   x = 1,327,539,491,721/771,150
6. Step 6: Final answer
   x = 1,721,506.18