Finding the Fourth Proportional to 1,770.84, 2,656.96 and 796.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,770.84 : 2,656.96 = 796.72 : x
2. Step 2: Convert to fraction form
   1,770.84/2,656.96 = 796.72/x
3. Step 3: Cross multiply
   1,770.84x = 2,656.96 × 796.72
4. Step 4: Simplify right side
   1,770.84x = 2,116,853.17
5. Step 5: Solve for x
   x = 2,116,853.17/1,770.84
6. Step 6: Final answer
   x = 1,195.39