Finding the Third Proportional to 624,559.50 and 935,131.50

Step by Step Solution

1. Step 1: Write the proportion equation
   624,559.50 : 935,131.50 = 935,131.50 : x
2. Step 2: Convert to fraction form
   624,559.50/935,131.50 = 935,131.50/x
3. Step 3: Cross multiply
   624,559.50x = 935,131.50 × 935,131.50
4. Step 4: Simplify right side
   624,559.50x = 874,470,922,292.25
5. Step 5: Solve for x
   x = 874,470,922,292.25/624,559.50
6. Step 6: Final answer
   x = 1,400,140.29