Finding the Fourth Proportional to 1,710.37, 2,563.82 and 786.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,710.37 : 2,563.82 = 786.59 : x
2. Step 2: Convert to fraction form
   1,710.37/2,563.82 = 786.59/x
3. Step 3: Cross multiply
   1,710.37x = 2,563.82 × 786.59
4. Step 4: Simplify right side
   1,710.37x = 2,016,675.17
5. Step 5: Solve for x
   x = 2,016,675.17/1,710.37
6. Step 6: Final answer
   x = 1,179.09