Finding the Fourth Proportional to 5,072.83, 7,610.56 and 1,786.25

Step by Step Solution

1. Step 1: Write the proportion equation
   5,072.83 : 7,610.56 = 1,786.25 : x
2. Step 2: Convert to fraction form
   5,072.83/7,610.56 = 1,786.25/x
3. Step 3: Cross multiply
   5,072.83x = 7,610.56 × 1,786.25
4. Step 4: Simplify right side
   5,072.83x = 13,594,377.36
5. Step 5: Solve for x
   x = 13,594,377.36/5,072.83
6. Step 6: Final answer
   x = 2,679.84