Finding the Third Proportional to 451,615.50 and 699,050.25

Step by Step Solution

1. Step 1: Write the proportion equation
   451,615.50 : 699,050.25 = 699,050.25 : x
2. Step 2: Convert to fraction form
   451,615.50/699,050.25 = 699,050.25/x
3. Step 3: Cross multiply
   451,615.50x = 699,050.25 × 699,050.25
4. Step 4: Simplify right side
   451,615.50x = 488,671,252,025.06
5. Step 5: Solve for x
   x = 488,671,252,025.06/451,615.50
6. Step 6: Final answer
   x = 1,082,051.55