Finding the Third Proportional to 771,158 and 1,152,201

Step by Step Solution

1. Step 1: Write the proportion equation
   771,158 : 1,152,201 = 1,152,201 : x
2. Step 2: Convert to fraction form
   771,158/1,152,201 = 1,152,201/x
3. Step 3: Cross multiply
   771,158x = 1,152,201 × 1,152,201
4. Step 4: Simplify right side
   771,158x = 1,327,567,144,401
5. Step 5: Solve for x
   x = 1,327,567,144,401/771,158
6. Step 6: Final answer
   x = 1,721,524.18