Finding the Fourth Proportional to 774,786.72, 1,069,007.10 and 452,311.51

Step by Step Solution

1. Step 1: Write the proportion equation
   774,786.72 : 1,069,007.10 = 452,311.51 : x
2. Step 2: Convert to fraction form
   774,786.72/1,069,007.10 = 452,311.51/x
3. Step 3: Cross multiply
   774,786.72x = 1,069,007.10 × 452,311.51
4. Step 4: Simplify right side
   774,786.72x = 483,524,215,601.72
5. Step 5: Solve for x
   x = 483,524,215,601.72/774,786.72
6. Step 6: Final answer
   x = 624,073.96