Finding the Fourth Proportional to 1,250.76, 1,727.22 and 785.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,250.76 : 1,727.22 = 785.82 : x
2. Step 2: Convert to fraction form
   1,250.76/1,727.22 = 785.82/x
3. Step 3: Cross multiply
   1,250.76x = 1,727.22 × 785.82
4. Step 4: Simplify right side
   1,250.76x = 1,357,284.02
5. Step 5: Solve for x
   x = 1,357,284.02/1,250.76
6. Step 6: Final answer
   x = 1,085.17