Finding the Third Proportional to 426,765.50 and 660,759

Step by Step Solution

1. Step 1: Write the proportion equation
   426,765.50 : 660,759 = 660,759 : x
2. Step 2: Convert to fraction form
   426,765.50/660,759 = 660,759/x
3. Step 3: Cross multiply
   426,765.50x = 660,759 × 660,759
4. Step 4: Simplify right side
   426,765.50x = 436,602,456,081
5. Step 5: Solve for x
   x = 436,602,456,081/426,765.50
6. Step 6: Final answer
   x = 1,023,050.03