Finding the Fourth Proportional to 775,669.05, 1,067,986.72 and 659,136.72

Step by Step Solution

1. Step 1: Write the proportion equation
   775,669.05 : 1,067,986.72 = 659,136.72 : x
2. Step 2: Convert to fraction form
   775,669.05/1,067,986.72 = 659,136.72/x
3. Step 3: Cross multiply
   775,669.05x = 1,067,986.72 × 659,136.72
4. Step 4: Simplify right side
   775,669.05x = 703,949,261,976.52
5. Step 5: Solve for x
   x = 703,949,261,976.52/775,669.05
6. Step 6: Final answer
   x = 907,538.16