Finding the Fourth Proportional to 1,131,081.66, 1,560,922.56 and 614,870.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131,081.66 : 1,560,922.56 = 614,870.28 : x
2. Step 2: Convert to fraction form
   1,131,081.66/1,560,922.56 = 614,870.28/x
3. Step 3: Cross multiply
   1,131,081.66x = 1,560,922.56 × 614,870.28
4. Step 4: Simplify right side
   1,131,081.66x = 959,764,891,525.52
5. Step 5: Solve for x
   x = 959,764,891,525.52/1,131,081.66
6. Step 6: Final answer
   x = 848,537.22