Finding the Third Proportional to 601,400 and 1,308,671

Step by Step Solution

1. Step 1: Write the proportion equation
   601,400 : 1,308,671 = 1,308,671 : x
2. Step 2: Convert to fraction form
   601,400/1,308,671 = 1,308,671/x
3. Step 3: Cross multiply
   601,400x = 1,308,671 × 1,308,671
4. Step 4: Simplify right side
   601,400x = 1,712,619,786,241
5. Step 5: Solve for x
   x = 1,712,619,786,241/601,400
6. Step 6: Final answer
   x = 2,847,721.63