Finding the Fourth Proportional to 839,225.98, 1,258,847.69 and 671,810.52

Step by Step Solution

1. Step 1: Write the proportion equation
   839,225.98 : 1,258,847.69 = 671,810.52 : x
2. Step 2: Convert to fraction form
   839,225.98/1,258,847.69 = 671,810.52/x
3. Step 3: Cross multiply
   839,225.98x = 1,258,847.69 × 671,810.52
4. Step 4: Simplify right side
   839,225.98x = 845,707,117,860.65
5. Step 5: Solve for x
   x = 845,707,117,860.65/839,225.98
6. Step 6: Final answer
   x = 1,007,722.76