Finding the Fourth Proportional to 1,753.82, 2,629.98 and 779.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,753.82 : 2,629.98 = 779.25 : x
2. Step 2: Convert to fraction form
   1,753.82/2,629.98 = 779.25/x
3. Step 3: Cross multiply
   1,753.82x = 2,629.98 × 779.25
4. Step 4: Simplify right side
   1,753.82x = 2,049,411.92
5. Step 5: Solve for x
   x = 2,049,411.92/1,753.82
6. Step 6: Final answer
   x = 1,168.55