Finding the Fourth Proportional to 1,741.59, 2,613.59 and 768.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,741.59 : 2,613.59 = 768.38 : x
2. Step 2: Convert to fraction form
   1,741.59/2,613.59 = 768.38/x
3. Step 3: Cross multiply
   1,741.59x = 2,613.59 × 768.38
4. Step 4: Simplify right side
   1,741.59x = 2,008,213.37
5. Step 5: Solve for x
   x = 2,008,213.37/1,741.59
6. Step 6: Final answer
   x = 1,153.09