Finding the Third Proportional to 504,388.50 and 1,107,190.50

Step by Step Solution

1. Step 1: Write the proportion equation
   504,388.50 : 1,107,190.50 = 1,107,190.50 : x
2. Step 2: Convert to fraction form
   504,388.50/1,107,190.50 = 1,107,190.50/x
3. Step 3: Cross multiply
   504,388.50x = 1,107,190.50 × 1,107,190.50
4. Step 4: Simplify right side
   504,388.50x = 1,225,870,803,290.25
5. Step 5: Solve for x
   x = 1,225,870,803,290.25/504,388.50
6. Step 6: Final answer
   x = 2,430,409.90