Finding the Third Proportional to 452,430 and 699,900.75

Step by Step Solution

1. Step 1: Write the proportion equation
   452,430 : 699,900.75 = 699,900.75 : x
2. Step 2: Convert to fraction form
   452,430/699,900.75 = 699,900.75/x
3. Step 3: Cross multiply
   452,430x = 699,900.75 × 699,900.75
4. Step 4: Simplify right side
   452,430x = 489,861,059,850.56
5. Step 5: Solve for x
   x = 489,861,059,850.56/452,430
6. Step 6: Final answer
   x = 1,082,733.37