Finding the Third Proportional to 437,314.50 and 674,651.25

Step by Step Solution

1. Step 1: Write the proportion equation
   437,314.50 : 674,651.25 = 674,651.25 : x
2. Step 2: Convert to fraction form
   437,314.50/674,651.25 = 674,651.25/x
3. Step 3: Cross multiply
   437,314.50x = 674,651.25 × 674,651.25
4. Step 4: Simplify right side
   437,314.50x = 455,154,309,126.56
5. Step 5: Solve for x
   x = 455,154,309,126.56/437,314.50
6. Step 6: Final answer
   x = 1,040,794.00