Finding the Third Proportional to 556,132 and 1,214,204

Step by Step Solution

1. Step 1: Write the proportion equation
   556,132 : 1,214,204 = 1,214,204 : x
2. Step 2: Convert to fraction form
   556,132/1,214,204 = 1,214,204/x
3. Step 3: Cross multiply
   556,132x = 1,214,204 × 1,214,204
4. Step 4: Simplify right side
   556,132x = 1,474,291,353,616
5. Step 5: Solve for x
   x = 1,474,291,353,616/556,132
6. Step 6: Final answer
   x = 2,650,973.79