Finding the Third Proportional to 668,746.50 and 1,446,570

Step by Step Solution

1. Step 1: Write the proportion equation
   668,746.50 : 1,446,570 = 1,446,570 : x
2. Step 2: Convert to fraction form
   668,746.50/1,446,570 = 1,446,570/x
3. Step 3: Cross multiply
   668,746.50x = 1,446,570 × 1,446,570
4. Step 4: Simplify right side
   668,746.50x = 2,092,564,764,900
5. Step 5: Solve for x
   x = 2,092,564,764,900/668,746.50
6. Step 6: Final answer
   x = 3,129,085.18